Fix one half of http://sourceforge.net/p/rkward/bugs/130/

git-svn-id: https://svn.code.sf.net/p/rkward/code@4931 7936002b-cd1d-0410-9ce3-d7ebf93b5162
Fix second half of http://sourceforge.net/p/rkward/bugs/130/

git-svn-id: https://svn.code.sf.net/p/rkward/code@4932 7936002b-cd1d-0410-9ce3-d7ebf93b5162
Fix mixup of valueslot and valueselctor in documentation

git-svn-id: https://svn.code.sf.net/p/rkward/code@4933 7936002b-cd1d-0410-9ce3-d7ebf93b5162
Ammend changelog (too late for 0.6.2, of course)

git-svn-id: https://svn.code.sf.net/p/rkward/code@4934 7936002b-cd1d-0410-9ce3-d7ebf93b5162
rkwarddev: getting closer to a solution for optionsets. but suffixing the column IDs with an index inside the for loop turns out to be a real tough one...

git-svn-id: https://svn.code.sf.net/p/rkward/code@4935 7936002b-cd1d-0410-9ce3-d7ebf93b5162
rkwarddev: automatic JavaScript generation for optionsets works now. after unsuccessful experiments with envirinments the present solution is not so elegant (variable names are simply replaced by the same name with an added index, using gsub()), but should be robust enough to produce the desired output. it's already at work in the skeleton demo script.

git-svn-id: https://svn.code.sf.net/p/rkward/code@4936 7936002b-cd1d-0410-9ce3-d7ebf93b5162
rkwarddev: fixing the docs... see "?rk.JS.optionset" for a working example

git-svn-id: https://svn.code.sf.net/p/rkward/code@4937 7936002b-cd1d-0410-9ce3-d7ebf93b5162