Git: Add shortcut
Vim: Remove tabular
VIM: Add GTAG related
GIT: Add sign-off automatically after edit commit

Signed-off-by: Alex Kyoungdon Jang <alex.jang@samsung.com>
Remove C-X shortcut for search file

Check below - *i_CTRL-X* *insert_expand*
`:help i_CTRL-X` in vim

Signed-off-by: Alex Kyoungdon Jang <alex.jang@samsung.com>
Add ,, shortcut for moving git root

Signed-off-by: Alex Kyoungdon Jang <alex.jang@samsung.com>
Change p4 description

Signed-off-by: Alex Kyoungdon Jang <alex.jang@samsung.com>
VIM: update vimrc

Signed-off-by: Alex Kyoungdon Jang <alex.jang@samsung.com>
ZSH: update zshrc

Signed-off-by: Alex Kyoungdon Jang <alex.jang@samsung.com>