fix(authoring): make saving work with autosave and vice versa

make sure we don't send autosave when saving, but we update
item etag when autosaving..
chore(bower): switch to angular 1.3
Revert "chore(bower): switch to angular 1.3"

This reverts commit 4cee1e3cf91ad1ef9dbd644b4db9d52d403fe004.