git: addded alias for rebase --iteractive
vim: prevent from entering Ex mode accidentally.
tmux: mouse can scroll back into copy-mode.
Revert "tmux: mouse can scroll back into copy-mode."
This prevent from the normal selection with the mouse.

This reverts commit 19f9665dfa1cab203d6a39c95d671ee49d865e43.
Migrated from pathogen to vundle.