Merge pull request #1 from fuxiaohei/develop

merge develop
add comments for session packages, part 1
Merge branch 'develop' of git://github.com/astaxie/beego into develop
add comments for session packages, part 2
add comments for toolbox packages
Merge pull request #490 from fuxiaohei/develop

add comments for session and toolbox package
controller can controller whether render the template.

EnableReander default is true.
Merge branch 'develop' of git://github.com/astaxie/beego
add comments for testing, utils and validation packages
Merge pull request #491 from fuxiaohei/develop

add comments for testing, utils and validation packages
controller data inherit  the context's data
should copy the data direct. don't need range
basic auth for plugin
change 1.0.1 to 1.1.0
Merge branch 'release/release1.1.0'
Update error.go

Fix the spelling mistake of error page.
Merge pull request #492 from TimothyYe/master

Fix spelling mistake
fix bug, can not remove session file
Merge pull request #494 from pengfei-xue/develop

fix bug, can not remove session file
register interface to gob automatically