Fix #2451
Signed-off-by: Guohua Ouyang <guohuaouyang@gmail.com>

support for multiple view paths

Add http methods

Add config field EnableErrorsRender

Develop

2.add apiauth test

close mysql connection

2.rewrite SessionRegenerate

fix the bug to prevent rewrite t

  Add config field EnableErrorsRender to disable errors output
  with the template data, sometimes we do not want errors output
  with it even in dev mode, especially in API projects.

Package env for working with environment variables inside Beego

fix filter with __ne bug

Add GetCond func to querySet

the t have paresed in line 212.

The package env makes it trivial to work with environment variables.
It allows getting values with defaults as a fallback.
New ENV variables can be set safely on the current process environment.

avoid creating tmp files to read/parse config

There is no need to create new file in ParseData(data []byte) (Configer, error).Tet's make code simply.

content-length not set in case EnableGZIP=true

This results in responses with Content-Type as gzip as opposed to original content type.
This affects ServeJSON() function.

Fixed typo in orm/models_boot.go

Add Count method to BeeMap struct

This adds a Count() method to BeeMap struct that returns the number of
items within the safe map.

Modify func camelString() to be more robust

1. In previous edition, for case "pic_url_1", the func will return
"PicUrl_1", but "PicUrl1" seems to be more reasonable.
2. More test cases please refer to utils_test.go