Added patterns and colors
Starting shape types
draw-line no longer uses zp vars
Added line primitive
Removed bin from cache
Starting uxntal implementation
Add -lm to build instructions

Without this, the build fails with the following error:

	/usr/bin/ld: /tmp/cch2zAHq.o: undefined reference to symbol 'sincos@@GLIBC_2.2.5'
	/usr/bin/ld: /usr/lib/libm.so.6: error adding symbols: DSO missing from command line
	collect2: error: ld returned 1 exit status
Starting new transform implementation
Some progress on path thickness and that sort of things
Added triangle
Started fill algo
Started standardization
Updated default theme