+ Added Embarcadero RAD Studio XE4 support

- [Lazarus] fixed bug with text output
- [Lazarus] fixed bug with some visual controls in designer
- [Lazarus] improved interface of the report preview and designer
- [Lazarus] fixed bug with boolean propertyes in script code and expressions
- fixed bug with endless loop in TfrxRichView
- fixed bug with Unicode in TfrxMemoView appeared in previous release
- improved MAPI interface in TfrxExportMail export
- fixed some problems with allpication styles XE2/XE3
- improved compatibility with Fast Report FMX