plotutils: Several fixes and bnc829497
This update fixes the following issues with plotutils:
- bnc#829479: Do not remove lex/yacc code as current bison generate broken code (depends on bnc#829497)
- Avoid arithmetic overflow in Hershey pointing hands glyphs
- Fixed wrong option --number-of-intervals to --no-of-intervals 'man spline'
- Avoid broken postscript due not initialized variable
- Submitted by Dr. Werner Fink (WernerFink)
Fixed bugs
bnc#829479
Publishing/plotutils: pic2plot unusable