Changes

keyboard
Scroll content by mouse wheel
Content scrolling, when a jump into invisible text field with the TAB key
core
Reorganize main initialization procedure
Fixed duplicate names of script parameters when user buid own script
Reorganize of build process
block
Resolved task "Starting block can be only one"
Changed default space between new blocks
Fixed some issues with handling of connection of blocks
Correct the change state of block mode
window
Adding to title bar the name of script file after a successful saving
Added button for Exit without saving new state into PM (Preferences Manager)
language pack
Added support to handle other that english language
Included Polish and German language pack
palette
Added new blocks for support of internal Gimp procedure