Fixed bug when printing adds with all negative components
Fixed bug that always printed the imaginary unit in brackets
Integrated imathprint code and fixed some bugs in it as well
Fixed bug that did not print the '%' sign as a unit in iMath
Fixed bug that mixed ln and log when used with iMath
Allow argument lists in \usepackage options
Fixed bug that ignored user formatting (option eqraw) for \constant
Fixed two bugs
Added message<< operator for long unsigned int for amd64 build
Added build dependency on ghostscript