sync Lithuanian jQuery datepicker (#13674)

This is from following revision.
https://github.com/jquery/jquery-ui/commit/ce73a2688de47c975727ad9555cae84eb6997486

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11825 e93f8b46-1217-0410-a6f0-8f06a7374b81
Improve plugins' Gemfile loading (#14028).


git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11826 e93f8b46-1217-0410-a6f0-8f06a7374b81
Improved Issue#all_dependent_issues (#14015).

Patch by Jost Baron.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11827 e93f8b46-1217-0410-a6f0-8f06a7374b81
Replaces camelcase variable names (#14015).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11828 e93f8b46-1217-0410-a6f0-8f06a7374b81
Removes then's (#14015).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11829 e93f8b46-1217-0410-a6f0-8f06a7374b81
Removes some empty lines (#14015).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11830 e93f8b46-1217-0410-a6f0-8f06a7374b81
Replaces camelcase variable names (#14015).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11831 e93f8b46-1217-0410-a6f0-8f06a7374b81
Check inclusion only once (#14015).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11832 e93f8b46-1217-0410-a6f0-8f06a7374b81
Issue#children is never nil (#14015).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11833 e93f8b46-1217-0410-a6f0-8f06a7374b81
Fix handling multiple text parts in email (#13646).

Patch by Alex Shulgin.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11834 e93f8b46-1217-0410-a6f0-8f06a7374b81
Disable autofetching of repository changesets if projects are closed (#13945).

Patch by Mischa The Evil.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11838 e93f8b46-1217-0410-a6f0-8f06a7374b81
Fixed that locking and unlocking a user resets the email notification checkbox (#14020).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11839 e93f8b46-1217-0410-a6f0-8f06a7374b81
Update notified_project_ids while saving record.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11840 e93f8b46-1217-0410-a6f0-8f06a7374b81
Fixed that JS warning is not displayed when attachment maximum size is 0 (#13949).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11841 e93f8b46-1217-0410-a6f0-8f06a7374b81
Display error messages when attachment validation fails (#13949).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11842 e93f8b46-1217-0410-a6f0-8f06a7374b81
Merge branch 'master' of https://github.com/redmine/redmine

# By Jean-Philippe Lang (13) and others
# Via Jean-Philippe Lang
* 'master' of https://github.com/redmine/redmine:
  Display error messages when attachment validation fails (#13949).
  Fixed that JS warning is not displayed when attachment maximum size is 0 (#13949).
  Update notified_project_ids while saving record.
  Fixed that locking and unlocking a user resets the email notification checkbox (#14020).
  Disable autofetching of repository changesets if projects are closed (#13945).
  Fix handling multiple text parts in email (#13646).
  Issue#children is never nil (#14015).
  Check inclusion only once (#14015).
  Replaces camelcase variable names (#14015).
  Removes some empty lines (#14015).
  Removes then's (#14015).
  Replaces camelcase variable names (#14015).
  Improved Issue#all_dependent_issues (#14015).
  Improve plugins' Gemfile loading (#14028).
  sync Lithuanian jQuery datepicker (#13674)