gtk+3: update to 3.12.2 and fix build in OS X

3.14 requires a newer version os glib and atk
https://bugzilla.gnome.org/show_bug.cgi?id=738621
gtk+3: fix version in url
gi: remove non working support for universal builds

Remove it so that we can at least build gi for non-universal builds
see: https://bugzilla.gnome.org/show_bug.cgi?id=735866
OS X fix: Bump up cogl to 1.16.2

Broken macro in 1.16.0 fails to compile on clang.

https://bugzilla.gnome.org/show_bug.cgi?id=738618
Disable deprecation error for NSOpenGLPFAFullScreen use on OS X 10.10

https://bugzilla.gnome.org/show_bug.cgi?id=738707
Workaround for numpy build failure on OS X 10.9, 10.10

Force a single-arch build for numpy; it was somehow trying to do
a universal 32/64-bit build but tried to combine two 64-bit builds.
Just set to a single arch.

https://bugzilla.gnome.org/show_bug.cgi?id=738745
gtk+3: Only apply objective-c compilation hack patch on Mac OS X

Otherwise gtk+3 compilation fails on Linux if objective-c
compiler is not available.

https://bugzilla.gnome.org/show_bug.cgi?id=738792
clutter-gst: Fix OS X 10.9/10.10 build

https://bugzilla.gnome.org/show_bug.cgi?id=738744
gst-plugins-good-static: Disable deprecation error for NSOpenGLPFAFullScreen use on OS X 10.10

https://bugzilla.gnome.org/show_bug.cgi?id=738707
gst-plugins-good: #define LIBSOUP_DOES_NOT_STEAL_OUR_CONTEXT

We do that in the static recipe already to tell souphttpsrc that we have
a critical leak fix included that went into libsoup after the stable
release.
bootstrap: Add bison, flex to OS X and Windows bootstrap

Linux installs flex and bison, OS X and Windows should also
flex: Add a build-tools recipe for flex
openssl: Add new recipe

The Android build fails to compile right now
libsrtp: New recipe
libsrtp: Don't build with OpenSSL support, it's only needed for the tests
glib: Include glib-gettext.m4 in devel files
ios: Add support for iOS 8.1 SDK
gobject-introspection-m4: New recipe
vala-m4: New recipe

Contains the m4 macros needed during autoreconf by configure files that use
VAPIGEN_CHECK
openh264: New recipe