[R-Console] Fixed R snippets menu in E 4.3+

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[*] Updated target platform to E 4.3

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[*] Adapted to changes in LTK (assist)

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[R-Debug] Fixed source lookup

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[*] Cleaned-up (R source lookup)

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[R-Editor] Fixed problem reporting in R editor

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[R-Editor, Sweave-Editor] Adapted to changes in LTK
(SourceUnitModelContainer)

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[R-Debug] Added support for dbg resume operation by rj-core
  - Adapted to changes in rj-core dbg
  - Added support for 'step into' by R 3.1

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[R-DataEditor] Fixed formatter for R elements of type Date
(reported by Tobias Verbeke)

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[Mvn] Added name to StatET repo

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>