Update gitignore to be more specific

And ignore tarballs too.

.gitignore

@@ -1,18 +1,21 @@
-*pyc
+*.py[co]
 _trial_temp
 /build
 *.swp
 cerbero.egg-info
 /dist
 MANIFEST.in
-*.pkg
-*.dmg
 .DS_Store
-*.msm
-*.msi
-*.zip
-*.rpm
-*~
-*.wsx
-*.wixobj
 .idea/
+*~
+/*.wsx
+/*.wixobj
+/*.msm
+/ios-framework-*.pkg
+/gstreamer*.dmg
+/gstreamer*.pkg
+/gstreamer*.msi
+/gstreamer*.zip
+/gstreamer*.rpm
+/gstreamer*.tar.bz2
+/gstreamer*.tar.xz