all: Use terminfo instead of termcap

https://bugzilla.gnome.org/show_bug.cgi?id=169295
keymap: Drop fkey modes

Drop broken fkey modes.

For merge simpliciy, and since the terminfo code is going away soon,
just switch the terminfo lookup to using termcap compat caps instead of
terminfo caps.

https://bugzilla.gnome.org/show_bug.cgi?id=730137
iconv: test: Port to gtest and run it on make check

https://bugzilla.gnome.org/show_bug.cgi?id=730242
build: Fix double defines of *CLEANFILES
keymap: Use hardcoded sequences instead of terminfo

https://bugzilla.gnome.org/show_bug.cgi?id=728900#c5
emulation: Don't depend on terminfo for autowrap and a few other capabilities
emulation: Fix absolute cursor movement with missing row number
emulation: Remove status line support
emulation: Drop separate standout attribute, it's actually reverse in xterm