SQLP 2.2.1 and SQLEP 1.7 Tutorial

TODO

• extended POJO grammar for annotations
• pojogen for Ext JS
• new sample based on Ext JS
• improved SQLP exception logging
• input values modifiers prefix !
• new modifier !empty
• modifier anyset = any
• first approach to establish complex web application
  • simple-backend based on Spring, SQLP and extdirectspring
  • simple-gui based on Ext JS
• new control directive preserve-foreign-keys