Updated docs

Signed-off-by: Vishal Rana <[email protected]>

Merge pull request labstack#40 from labstack/develop

Nested groups

Fixed a typo

Signed-off-by: Vishal Rana <[email protected]>

Update README.md

Merge branch 'master' of https://github.com/labstack/echo

New renderer interface labstack#21

Signed-off-by: Vishal Rana <[email protected]>

Fixed example/main.go

Signed-off-by: Vishal Rana <[email protected]>

Fixed travis config

Signed-off-by: Vishal Rana <[email protected]>

fixed broken build

Signed-off-by: Vishal Rana <[email protected]>

Update README.md