Readme.txt amended and sha function got new parameter
Fix: Clean up of tags and tag types
Merge branch 'master' of https://github.com/Xycl/plugin.image.mypicsdb
Fix:    Global search on MySql
Fix:    Creation of periods on Sqlite
Fix:    Wrong primary key in table FilesInCollections
Change: Handling of bind variables on MySql
MyPictureDB.count_pics_in_folder() corrected
MyPictureDB.file_insert() cannot insert null when using MySql
"Browse by folders" displayed wrong picture count when using MySql
Load/Save filter wizard settings didn't work with MySql