git-svn: cleanup: move editor-specific variables into the editor namespace
git-svn: cleanup: move editor-specific variables into the editor namespace

Also removed some unused/redundant functions.

Signed-off-by: Eric Wong <8c2951295f8292b0c03727bc4652981172298eae@yhbt.net>

destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git