Merge pull request #125 from tfhartmann/master

Cleaned up formatting in cli
including modules in the package, so it has a chance of working in
non-develop mode.
Search for all available cloudlets

Enable `nepho cloudlet search` to return all available cloudlets when
called with no arguments.
Merge pull request #128 from huit/bugfix/search-without-arg

Search for all available cloudlets
Change cloudlet registry refresh interval to 4 hours
Adding cwd convenience method for future use
Code cleanup, fixed almost all style errors
Removing old aws directory

Relevant pieces have been merged into aws provider or will be moved to
stdlib.
Ignore vagrant syntax errors -- presumably these things are being done
for a reason
Merge branch 'master' of github.com:huit/nepho
Fixing what I broke
steve's change broke the build