Merge pull request #167 from prezeskk/master

Update Swekey to version 2.0.5
fix after last commit
fix after last commit yet again
some mail headers are set only if it's possible
small fix after last commit
lms-notify-sms php version
fixed character encoding in recipient's name
php version of lms-notify
sms message can besent tomore than one phone forsingle customer
fixed typo
small clean up
Merge pull request #169 from pjona/patch-11

small clean up
credit notes are also sent to customer mails
show only document templates which match chosen document type
add attachments support for new tickets
- add attachments support for new tickets
- multi attachments for new tickets and new ticket messages
missed ':'
unneeded ',' in sql query
helpdesk messages: image attachmentpreviewin popup
userpanel: fixed class names
userpanel: fixed class names