v0.3.1

Updates to the generated Solidity output:

• Update syntax for Solidity v0.4.23
• Output as library instead of contract, to avoid need for instance #3

v0.3.0

This release exposes previously hidden functionality to generate Graphviz DOT files for a given regular expression.

v0.2.2

• Improvement: Reduce bounds checking to equality comparison for single character ranges
• Improvement: Eliminate state transition function indirection, return struct State memory with inlined function pointer, instead of reference to state.
• Fix: Escape backslashes properly in output regex storage var.