drawing italic in HtmlOutput.
use default font to determine with.
add simple color table
fixing colors for html output
use colors from https://github.com/dtinth/headless-terminal for
HtmlOutput
change argument order for Terminal. See #62
DomInput handles input better now.
remove unneeded font definitions
implement osc escape codes. untested.
icon and title are now a modes.
import TermPatch
fix merge error