Drop "sudo -E" when running "bundle install"

Get rid of erroneous "sudo -E" when running
"bundle install" as mentioned in README.md
as discussed in https://github.com/kmerz/graveio/pull/50
Merge pull request #52 from h5b/master

Drop "sudo -E" when running "bundle install"
Fix Typos in "public/bin/bury.rb".
Merge pull request #54 from h5b/bury

Fix Typos in "public/bin/bury.rb".
Adding devise generated views for customization
Adding basic styles plus outer container to sign in form
Always use the most verbose log level specified

When options --debug and --verbose are specified, use the log level
debug instead of verbose as it includes all messages of the other log
levels.
Merge pull request #58 from Flowm/master

Thanks.
Enable Travis build notifications on IRC.

We want notifications regarding Travis builds
to be sent to IRC channel #graveio on Freenode.
Merge pull request #57 from basti1508/add_python_SH

Add python to code-type list
Add automatic text selection for post url
Add apikey integration and regenerate of apikey
Add api_key check before action
Add csrf token handling and apikey post support
finished login template
Merge pull request #55 from basti1508/loginstyle

Loginstyle
Merge pull request #60 from mafigit/master

Add automatic text selection for post url
Update README.md
Update README.md
Merge pull request #62 from h5b/irc

Enable Travis build notifications on IRC.