[R-Console] Fixed SSH connecting problem, if existing session is broken

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[R-Console] Fixed several minor bugs

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[R-Editor] Fixed exit position for function completions

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[R-Help] Reimplemented mechanism to open local files

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[*] Div / Cleanup

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[R-Console] Added check for version of installed JSch library

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[Help] Fixed requirement for remote server

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[*] Updated declarations for StatET-3.3.1

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[*] Updated declarations for StatET-3.4

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[R-DataEditor] Updated to NatTable-1.0 (ecommons-uimisc)

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[R-Console, R-PkgMgr, R-Help] Updated and adapted to RJ-2.0
  - Made use of renv package in rj-client

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[R-*] Added support for long R elements
  - Adapted to related changes in rj-core
  - Added support for long R elements in debugger
  - Added support for long R elements in data editor
    (with related changes in ecommons-uimisc/inatable)

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[R-DataEditor] Added action to select a cell by column/row index

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[R-DataEditor] Improved selection label for elements with real labels
only in one orientation

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[R-Editor] Added support for top stack frame environment in content assist
  - Adapted to changes in LTK-2.3

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[NiCo, R-Console] Added command support for more text widget operations

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[R-Debug] Improved object browser for better support of large lists
  - Added support for element partitions
  - Increased default values for max length of lists/envs to load

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[R-Debug] Added source property for R environments and source checks when
loading references

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[R-Editor] Added support for R-help for content assist proposals

Signed-off-by: Stephan Wahlbrink <sw@wahlbrink.eu>
[R-Help] Fixed implementation of REnvHelp#getPageForTopic

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