Licence added
- Background color management added
- Background transparency management added
remove debug sentences
options -svg produce svg files
option -fps produce ps files
Pn
PNG generation added
Cleanup
REmove transparency option :
If background color is defined --> no transparency
else transparency is activated
entity border reverted to double of line width
png width is now adjustable by -w modifier exemple -w500 produce a 500px wide png
cleaning
Cleaning + pep8