Update gnome-calculator to 3.20.0

Overview of changes in gnome-calculator 3.20.0
    * Update: Translation (Translation team)

Overview of changes in gnome-calculator 3.19.91
    * Fix: Check for null on variables ought to autocomplete (fixes #762426) (Alberto Ruiz)
    * Updated Czech translation (Marek Černocký)
    * Updated Catalan translation (Jordi Mas)
    * Updated Galician translations (Fran Dieguez)
    * Updated Swedish translation (Anders Jonsson)
    * Updated Serbian translation (Мирослав Николић)
    * Updated Brazilian Portuguese translation (Fábio Nogueira)

Overview of changes in gnome-calculator 3.19.90
    * New: Upgrade license for all source files to GPLv3+ (Michael Catanzaro)
    * New: Use Soup instead of GVFS to download the IMF/ECB currency data (Alberto Ruiz)
    * Fix: Silence a compiler warning (Michael Catanzaro)
    * Fix: Remove Lithuanian litas from currency list (Michael Catanzaro)
    * Fix: Fix use of GtkStyleContext for GTK+ 3.20 (Michael Catanzaro)
    * Fix: Clarify license on number.vala (Michael Catanzaro)
    * Fix: Clarify license on mpfr.vapi (Michael Catanzaro)
    * Fix: Installed tests: Update expectations (Matthias Clasen)
    * Fix: Set the accessible name on the mode chooser (Matthias Clasen)
    * Fix: Do not reset second currency on first currency change, fixes #260166 (Robert Roth)
    * Fix: Fix Chinese Yuan symbol, fixes #761075 (Alberto Ruiz)
    * Fix: Add a missing tag to the AppData file (Richard Hughes)
    * Update: Upgrade appdata (Michael Catanzaro)
    * Update: Translation (Translation team)

Overview of changes in gnome-calculator 3.19.4
    * New: Migrate MathConverter, MathWindow, HistoryView and HistoryEntry to GtkBuilder template (Alberto Ruiz)
    * Fix: Remove unused -D defines from Makefile.am and configure.vapi for both src/ and lib/ (Alberto Ruiz)
    * Fix: Check if base exponent are complex for xpowy() method (Gerlof Fokkema)
    * Fix: Prevent infinte loop on some operations with imaginary numbers, bug #757657 (Kyle Green)
    * Fix: e^(-0.5) returned the wrong value, bug #756960  (Felix Pelletier)
    * Fix: Missing mnemonic bond in Gross Profit Margin dialog (Martin Simon)
    * Fix: Use load_from_resource in the Gtk.CssProvider instead of opening the file manually (Alberto Ruiz)
    * Fix: Use builddir for gresource.xml to satisfy Vala/autotools behaviour, bug #760679 (Michael Catanzaro)
    * Fix: Rename gnome-calculator.doap name tag to GNOME Calculator instead of gnome-calculator (Alberto Ruiz)
    * Fix: Use AM_DISTCHECK_CONFIGURE_FLAGS (Michael Catanzaro)
    * Fix: MathDisplay grabs focus after being shown, bug #748743 (Elita.A.A.Lobo)
    * Fix: math-equation: "No history" message should disappear when appropriate, bug #759943 (Michael Catanzaro)
    * Update : Translation (Translation team)

Overview of changes in gnome-calculator 3.19.2
    * Update : Translation (Translation team)

Overview of changes in gnome-calculator 3.19.1
    * Fix : Explicitly link required libraries for gnome-calculator and gcalcmd binaries (Andreas Henriksson)
    * Update : Translation (Translation team)

Overview of changes in gnome-calculator 3.18.0
    * Fix : SYD function was returning the wrong value (Matthias Clasen)
    * Fix : Fix dialogs sizing for financial functions (Matthias Clasen)
    * Update : Translation (Translation team)

Overview of changes in gnome-calculator 3.17.92
    * Update : Alberto Ruiz as new maintainer in doap file (Alberto Ruiz)
    * Update : Build System improvements (Michael Catanzaro, Robert Ancell)
    * Update : Portuguese, Polish and Chinese (Taiwan) translations (Translation team)

Overview of changes in gnome-calculator 3.17.3
    * Update : Stop using gnome-common (Robert Ancell)
    * Fix : Remove incorrect assertion in search provider (Michael Catanzaro)

Overview of changes in gnome-calculator 3.17.2
    * Update : Split many files into an internal convenience library (Michael Catanzaro)
    * Update : Remove workaround for bug #737222 (Michael Catanzaro)
    * Update : Translations (Translation team)
    * Fix : Search provider should discard child stdout/stderr (Michael Catanzaro)
    * Fix : Syntax error in desktop file keywords Bosnian translation (Kalev Lember)

Overview of changes in gnome-calculator 3.16.0
    * Update : Translations (Translation team)

4 files changed, 44 insertions, 9 deletions

diff --git a/math/gnome-calculator/Makefile b/math/gnome-calculator/Makefile
index 55333ec6161..481446f7069 100644
--- a/math/gnome-calculator/Makefile
+++ b/math/gnome-calculator/Makefile
@@ -1,7 +1,6 @@
-# $NetBSD: Makefile,v 1.9 2016/04/10 19:38:52 prlw1 Exp $
+# $NetBSD: Makefile,v 1.10 2016/04/21 22:11:32 prlw1 Exp $
 
-DISTNAME=		gnome-calculator-3.16.2
-PKGREVISION=		2
+DISTNAME=		gnome-calculator-3.20.0
 CATEGORIES=		math gnome
 MASTER_SITES=		${MASTER_SITE_GNOME:=sources/gnome-calculator/${PKGVERSION_NOREV:R}/}
 EXTRACT_SUFX=		.tar.xz
@@ -25,6 +24,8 @@ USE_PKGLOCALEDIR=	yes
 .include "../../devel/glib2/schemas.mk"
 .include "../../lang/vala/buildlink3.mk"
 .include "../../math/mpfr/buildlink3.mk"
+BUILDLINK_API_DEPENDS.libsoup+=		libsoup>=2.42
+.include "../../net/libsoup/buildlink3.mk"
 .include "../../textproc/libxml2/buildlink3.mk"
 .include "../../x11/gtk3/buildlink3.mk"
 BUILDLINK_API_DEPENDS.gtksourceview3+=	gtksourceview3>=3.15.1
diff --git a/math/gnome-calculator/PLIST b/math/gnome-calculator/PLIST
index 401cc058ddb..73b17184781 100644
--- a/math/gnome-calculator/PLIST
+++ b/math/gnome-calculator/PLIST
@@ -1,6 +1,7 @@
-@comment $NetBSD: PLIST,v 1.2 2014/11/25 12:04:19 wiz Exp $
+@comment $NetBSD: PLIST,v 1.3 2016/04/21 22:11:32 prlw1 Exp $
 bin/gcalccmd
 bin/gnome-calculator
+lib/gnome-calculator/libcalculator.la
 libexec/gnome-calculator-search-provider
 man/man1/gcalccmd.1
 man/man1/gnome-calculator.1
diff --git a/math/gnome-calculator/distinfo b/math/gnome-calculator/distinfo
index b4945c48062..1f3bdde0bfb 100644
--- a/math/gnome-calculator/distinfo
+++ b/math/gnome-calculator/distinfo
@@ -1,6 +1,7 @@
-$NetBSD: distinfo,v 1.4 2015/11/03 23:33:33 agc Exp $
+$NetBSD: distinfo,v 1.5 2016/04/21 22:11:32 prlw1 Exp $
 
-SHA1 (gnome-calculator-3.16.2.tar.xz) = 49284cc089ad6e11d0cd5606f2f51eb2eb799371
-RMD160 (gnome-calculator-3.16.2.tar.xz) = ed8d3a9f15a1b8f9937519fb832a821473ec48fa
-SHA512 (gnome-calculator-3.16.2.tar.xz) = f8141eca9eafa42277abd86fab4913e41c432471596f009c344915fc7f481172fcce240ab463597a70ff61c95e225fd0c618ca0fcb15b08c6f14e29b023cf218
-Size (gnome-calculator-3.16.2.tar.xz) = 1437060 bytes
+SHA1 (gnome-calculator-3.20.0.tar.xz) = 95bdd2f68cc55453a5120c82bc7787ea1d4e7f01
+RMD160 (gnome-calculator-3.20.0.tar.xz) = 75c4a6bff254b9ed1b776b0a987158a6e741c03a
+SHA512 (gnome-calculator-3.20.0.tar.xz) = 6f5daa64af19f91c35e9242e182aef759a13060e11476fac7965854af715ddf4c247e181e9146042a56e126a9665daf4ddd447950dc201f892ca9267e02a24e3
+Size (gnome-calculator-3.20.0.tar.xz) = 1347932 bytes
+SHA1 (patch-lib_equations-parser.vala) = 39debd2e1d4b5e141ab1bb7357e45612a3ed9f7e
diff --git a/math/gnome-calculator/patches/patch-lib_equations-parser.vala b/math/gnome-calculator/patches/patch-lib_equations-parser.vala
new file mode 100644
index 00000000000..7debb32c609
--- /dev/null
+++ b/math/gnome-calculator/patches/patch-lib_equations-parser.vala
@@ -0,0 +1,32 @@
+$NetBSD: patch-lib_equations-parser.vala,v 1.1 2016/04/21 22:11:32 prlw1 Exp $
+
+equation: fix precedence of the root operator with regards to the unary minus
+commit 87f716da
+
+--- ./lib/equation-parser.vala.orig	2016-02-15 16:53:44.000000000 +0000
++++ ./lib/equation-parser.vala
+@@ -26,15 +26,15 @@ private enum Precedence
+     MOD             = 3,
+     DIVIDE          = 3,
+     NOT             = 4,
+-    ROOT            = 5,
+-    FUNCTION        = 6,
+-    BOOLEAN         = 7,
+-    PERCENTAGE      = 8,
+-    /* UNARY_MINUS and POWER must have same precedence. */
+-    UNARY_MINUS     = 9,
+-    POWER           = 9,
+-    FACTORIAL       = 10,
+-    NUMBER_VARIABLE = 11,
++    FUNCTION        = 5,
++    BOOLEAN         = 6,
++    PERCENTAGE      = 7,
++    /* UNARY_MINUS, ROOT and POWER must have same precedence. */
++    UNARY_MINUS     = 8,
++    POWER           = 8,
++    ROOT            = 8,
++    FACTORIAL       = 9,
++    NUMBER_VARIABLE = 10,
+     /* DEPTH should be always at the bottom. It stops node jumping off the current depth level. */
+     DEPTH
+ }