rename geogrep.sh to geogrep

add examples/grid.sh

wrapping is now done properly instead of using hacks

half-fix for out of view lines (proper fix is more complicated)

make the defaule palette colour-blind-friendly

add a line primitive

clean up Makefile

we don't depend on zlib anymore

next major release: remove GeoNames support from the main executable as this functionality can be reproduced with scripts/geogrep.sh

draw.c: improve perf; fetchdata.sh: add icon downloads; geogrep.sh: debug

change formatting in examples/famous_trees.sh

fix geogrep.sh and extend documentation and examples

add formatted output to scripts/geogrep.sh

add population filter to scripts/geogrep.sh

add scripts/geogrep.sh

add man page

fix typo in README

major overhaul and extensions

remove projection enums that aren't used anywhere

add README