ArrayPlusScalar: Be more const flexible
Vector: Add begin/end/sorted for Vector<T,0> and Vector<T,1>
vector/__init__.py: Make angle work for complex again
solver/quadratic.h: Add a quadratic formula
fix core svg parsing and unit testing
utility/debug.cpp: Format
utility/debug.h: Work around gcc 4.8 segfault
Merge branch 'master' into exact