fixed failure to return a value from Remove
actual fix
Merge branch 'threadsafequeue' into threadannotations
derp
Merge branch 'threadsafequeue' into threadannotations

Conflicts:
	lib/tolua++/Makefile
fixed double unlocking bug
updated annotations
fixed double unlocking bug
Revert "fixed double unlocking bug"

This reverts commit 9252b9f3efa8abdf6c12921ee730a80c33909167.
Revert "fixed double unlocking bug"

This reverts commit 1d16684d768734bf492806c8d0d0b1f9263a9d79.