rename show_dbs to show appropriately
Fixes #77

Now mongo hacker fails if ~/.mongorc.js already exists. This is
a more safe behavior for those who may accidentally override their
existing ~/.mongorc.js files without realizing.
Merge pull request #80 from ecbtln/master

Fixes #77
fix typo in in Makefile
Merge pull request #81 from dreamersdw/master

fix typo in in Makefile
check for array type instead of length, fixes #78
use config for color customization, fixes #64
use message instead of tojson in db.shutdownServer(), fixes #73
index_paranoia now defaults to false, fixes #63
Add ability to sort document keys fixes #5
Update README.md
config file formatting fixes
update readme installation instructions, closes #79
merge upstream