Add appkey checking function
MERGE from JayData development 1.2.7
Merge remote-tracking branch 'jd/development'
Merge remote-tracking branch 'jd/development'
New: Pro folder
New: Pro folder
ADD: previous simple sqLite and indexedDb providers
Fix: indexedDb - inmemory mapping
New: forward declaration enhancements
New: contained types features
change: initJayDataPro removed from test.html
FIX: sou => suo
FIX: type system tests fix
fix: gitignore fix
Refactor: unittests
Refactor: Container.create usage in sqLite provider
Refactor: ExpressionMonitor from sqLite to Expressions
refactor: DbClient moved into core
fix: file encoding
change: error callback wrapped, once run func
FIX: file content encodings
FIX: tailing commas
Build: minified modules
ADD: JayData Pro build, tests
ADD: Pro sqLite and Pro IndexedDbProvider
MERGE: origin/master
ADD: test links
BUILD: file header finalize