Merge pull request #3 from mattly/light-dark-switch

Programmifiying the colors
More color consolidation to variables

- Color Alignments with iterm theme / internally
- the gui and cterm colors were out of alignment in a number of places.
  I typically opted for one or the other and plan to reconcile with variables.
complete light/dark toggle
v0.2, dark background

this commit, also fixed colors for signs and foldcolum
indicate serif fonts; better author reference
Make colors more subtle