Merge pull request #27 from dinever/fix_redirection

[test] Add go 1.7 and 1.8 to travis-ci

[fmt] Error strings should not be capitalized or end with punctuation or a newline

[fix] Switch the default redirection to 302 #26

[other] gofmt

Merge pull request #24 from bentranter/use-crypto-rand-for-xsrf

Use crypto/rand for XSRF token generation

Merge pull request #23 from dinever/slash

[fix] Parse Form when creating a new Context.

Merge pull request #22 from bentranter/add-json-indent-method

Add JSONIndent method

Merge pull request #21 from dinever/slash

[fix] Reduce blank lines

[feat] Implement optional ending slash for routes

[feat] Add configuration control in examples