Merge pull request #26 from javierprovecho/master

Added Google App Engine Example
base travis ci config
including build status in readme
removing CI for go v1.0
Using template.Must to fix multiple return issue.
Merge pull request #31 from gin-gonic/travisci

Integration with TravisCI
Merge pull request #32 from alexandernyquist/master

Using template.Must to fix multiple return issue.
Fix spelling and grammar errors in comments
Merge pull request #33 from jasonrhansen/master

Fix spelling and grammar errors in comments