! Fixed NullPointerException when editing a file with source or destination configured as null (by choosing FTP protocol without entering any information)
update version to 0.10.2
updated French messages

(cherry picked from commit a2c0e1ed7a142b65f35bf1b887429c17fdb7d73b)
[i18] updated French messages

(cherry picked from commit 7bc121a580821f375bbfd3d59846e9ff6ab59f44)
update the CHANGELOG
updated special thanks on the about dialog
Merge bugfix from 'very-crazy-dog/hotfix/v0.10.1'
updated AUTHORS and jar-special-thanks.txt
update planned release date
update FullSync.spec to the version used to create the last release
added version 0.10.2 to the website
Greek translation added
Merge remote-tracking branch 'dsar/stable' into stable

also added changelog, and added the Greek translation to the
jar-special-thanks.txt