Updated readme.txt for v1.1.x
Implemented ticket #246 "Add 'format before saving' option"
Added new versions of the splash
Implemented ticket #284 "Add headline tags to the documentation"
Fixed some issues
Added an un-descripted version of the splash
Implemented ticket #283 "Enhance the tooltip information for commands" Added also some little fixes about the editor tool tips
Implemented ticket #263 "Enable passing cache names as arguments in procedures"
Implemented ticket #267 "Enhance the file tree browser"
Implemented ticket #270 "Add drag'n'drop and 'insert here' to 'edit TABLE()'"