No clear on cancel. Stable release.

Bump of history entries, more precise highlighting

New feature: context (at Ctrl-K)

Highlight variables when 256 color terminal. Lots of optimizations.

Optimize and change search-match highlight to bg=17

New lines to not disturb the parser and be colored

Verification of correctnes, fixes, logic changes

Workaround for OMZ vi-mode plugin

Prompt problem solved

27% optimization of syntax highlighting, rare triggering of highlight…

…ing computations