Migrate: add extension to files which are attached to issue

Add link for image file ...

* Render image tag with link tag on issue and wiki
* Correct response content-type of attached image on issue

(refs #324)Update commitIdFrom when pullrequest branch is updated

Merge branch 'fileupload'

(refs #13)File editing (add, edit and delete) in repository viewer is available.

Refactoring

(refs #13)Commit from AceEditor is available.

Removed FileUploadControllerBase(in the middle of improving file ...

upload).

Merge remote-tracking branch 'origin/master'

Fix message for empty repository

Fix getAllcommitIds bug in empty repository

(refs #343)Retrieve all commit id from Git repository in pre commit hook instead of COMMIT_LOG table

(refs #335)Oops, fix substring condition

(refs #335)Use string before '@' of mail address if user name is mail address in LDAP authentication.

Display the first line of commit message on the file list

(refs #303)Submodule support

(refs #241)Modify AccountService#getGroupMembers() to returns list of GroupMember instead of Tuple2

(refs #241)Allow group manager to use repository settings

(refs #241)Work for specifying group manager

(refs #198)Allow group editing by group members.

Merge branch 'odz-closing-issues-via-commit-messages'

(refs #218)Separate StringUtil#extractCloseId() to add unit test.

Fix to use Exception#ignoring to ignore Exception.

(refs #280)Commit count limitation is changed to 10000 from 1000.

Apply scala.util.control.Exception to exception handling.

(refs #60)Mentioned issue reference from other issue or issue comment.

(refs #251)Remove BOM from UTF-8 string.

(refs #245)Add full name attribute for LDAP authentication.

Use old home if it exists.

Use FileUtils#moveDirectory() instead of File#renameTo()