Update vimrc

I think the NERDTree window should not resize between multiple toggles.  Makes it difficult to read the longer file names.
Check for git and vim before running the install.sh script.
Merge pull request #76 from xiaogwu/master

Update vimrc
Merge pull request #77 from DirkR/installer_improvements

Check for git and vim before running the install.sh script.
Use default colorscheme during installation.
Merge pull request #78 from DirkR/installer_improvements

Use default colorscheme during installation.
Replace Ack with The Silver Searcher / ag.
Merge pull request #79 from sharnik/master

Replace Ack with The Silver Searcher / ag.
improv: add editorconfig

See http://editorconfig.org/ for more informations about what is EditorConfig
docs: add reference for EditorConfig
Merge pull request #81 from AdrienGiboire/master

editorconfig
Merge branch 'master' of git://github.com/zaiste/vimified

# Please enter a commit message to explain why this merge is necessary,
# especially if it merges an updated upstream into a topic branch.
#
# Lines starting with '#' will be ignored, and an empty message aborts
# the commit.
#
# It looks like you may be committing a merge.
# If this is not correct, please remove the file
#	.git/MERGE_HEAD
# and try again.

# Please enter the commit message for your changes. Lines starting
# with '#' will be ignored, and an empty message aborts the commit.
# On branch master
# Your branch and 'origin/master' have diverged,
# and have 1 and 11 different commits each, respectively.
#   (use "git pull" to merge the remote branch into yours)
#
# All conflicts fixed but you are still merging.
#   (use "git commit" to conclude merge)
#
# Changes to be committed:
#
#	modified:   README.md
#	modified:   install.sh
#	modified:   vimrc
#
commit out onoremap in Text Object secton, for git&svn comment editing.