[gnome-calculator] Fixed flatpak build issues

[Robert Roth <robertroth src gnome org>]

commit 96162d4daa074e5ed0e7cbe0272da5384360365f
Author: Robert Roth <robert roth off gmail com>
Date:   Fri Jul 20 02:19:53 2018 +0300

    Fixed flatpak build issues

 org.gnome.Calculator.json | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)
---
diff --git a/org.gnome.Calculator.json b/org.gnome.Calculator.json
index 89ab63d3..171d58c8 100644
--- a/org.gnome.Calculator.json
+++ b/org.gnome.Calculator.json
@@ -19,8 +19,8 @@
         "--talk-name=ca.desrt.dconf", "--env=DCONF_USER_CONFIG_DIR=.config/dconf"
     ],
     "build-options" : {
-        "cflags": "-O2 -g",
-        "cxxflags": "-O2 -g"
+        "cflags": "-O2 -g -w",
+        "cxxflags": "-O2 -g -w"
     },
     "cleanup": ["/include", "/lib/pkgconfig",
                 "/share/pkgconfig", "/share/aclocal",
@@ -43,6 +43,9 @@
         },
         {
             "name": "mpc",
+            "config-opts" : [
+                "--with-mpfr=/app"
+            ],
             "sources": [
                 {
                     "type": "archive",
@@ -56,7 +59,7 @@
             "sources": [
                 {
                     "type": "git",
-                    "url": "git://git.gnome.org/gtksourceview",
+                    "url": "https://gitlab.gnome.org/GNOME/gtksourceview.git";,
                     "branch": "gnome-3-24"
                 }
             ]
@@ -67,7 +70,7 @@
             "sources": [
                 {
                     "type": "git",
-                    "url": "git://git.gnome.org/gnome-calculator"
+                    "url": "https://gitlab.gnome.org/GNOME/gnome-calculator.git";
                 }
             ]
         }