Add line numbers for code examples in user guide
Update content structure in view helpers

- headlines updated
- index updated
- example for inlineScript capturing added
Updated content structure in navigation view helpers
misprint fix

minor misprint fix
Fixes for subdirectory and comments in code examples
Merge pull request #1003 from froschdesign/hotfix/line-numbers-in-user-guide

Add line numbers for code examples in user guide
Merge branch 'hotfix/1003'

Close #1003
Merge pull request #1007 from froschdesign/hotfix/content-structure-view-helpers

Updated content structure in view helpers
[#1007] Update FlashMessenger docs

- to mirror changes in commits for #1007
Merge branch 'hotfix/1007'

Close #1007
Merge pull request #1008 from froschdesign/hotfix/content-structure-nav-view-helpers

Updated content structure in navigation view helpers
Merge branch 'hotfix/1008'

Close #1008
Merge pull request #1009 from DangelZM/master

misprint fix
Merge branch 'hotfix/1009'

Close #1009