Merge pull request #3 from nabinhait/3.0.0-hotfix

Ignore cancelled linked doc on delete_doc
pass delete_older_than from commandline for backup
bumped to version 3.10.0
Merge branch 'develop'
fix delete_older_than in backup
bumped to version 3.10.1
Merge branch 'develop'
Merge pull request #4 from nabinhait/3.0.0-hotfix

3.0.0 hotfix
bumped to version 3.10.2
Merge branch 'develop'
Merge branch 'develop' of github.com:webnotes/wnframework into 3.0.0-hotfix
communication medium added in dialog view