Initial android support (#17)

* Upload Android armv7 libs

* Fix debug build

* utlvector: fix undefined behavior

* wscript: add --use-ccache option

* wscript: store ccache in a separate directory

* Propertly use gl4es

* fontconfig: fix font detection

* [android]remove fontconfig dependency

* Add build guide for other platforms

Co-authored-by: JusicP <slender87844@gmail.com>
Co-authored-by: nillerusr <nillerusr@users.noreply.github.com>

game/client/mumble.cpp

@@ -98,6 +98,8 @@ void CMumbleSystem::LevelInitPostEntity()
 		g_hMapObject = NULL;
 		return;
 	}
+#elif defined( ANDROID )
+	return; // TODO(JusicP): implement
 #elif defined( POSIX )
 	char memname[256];
 	V_sprintf_safe( memname, "/MumbleLink.%d", getuid() );

game/client/wscript

@@ -559,7 +559,9 @@ def build(bld):
 		'RT'
 	]
 
-	install_path = bld.env.PREFIX+'/hl2/bin'
+	install_path = bld.env.PREFIX
+	if bld.env.DEST_OS != 'android':
+		install_path += '/hl2/bin'
 
 	bld.shlib(
 		source   = source,

game/server/wscript

@@ -602,7 +602,9 @@ def build(bld):
 
 	libs = ['tier0','particles','dmxloader','tier1','tier2','tier3','mathlib','vstdlib','choreoobjects','steam_api']
 
-	install_path = bld.env.PREFIX+'/hl2/bin'
+	install_path = bld.env.PREFIX
+	if bld.env.DEST_OS != 'android':
+		install_path += '/hl2/bin'
 
 	bld.shlib(
 		source   = source,