Factored scanner delegates out of scanner constructor and added them to scanner factory
Added static token scanner, more input reader capabilities
Added parser, initial capability
Added additive expression
Changing interpreter to operate against syntax tree
Ensuring expectation is false when expected input is longer than actual input
Changed test input to reflect something that 'could pass'
Added ability to store specified length of input
Working on more parser capability... Integer, Additive, and Multiplicative expressions