Remove console.log lines to fix in IE

The console.log lines in http-mock.js were causing the tests to fail in IE unless the developer console is open. I'm simply removing the lines here to get it to work.

You could also replace these with $log instead, if you want.
Merge pull request #8 from jeffsheets/patch-1

Remove console.log lines to fix in IE
Fixed incompatablity with protractor 1.5
Add convenience methods to proxy to httpmock and return success/error callbacks
Allow chaining success and error functions
Fix typo on POST requests