Merge pull request #3 from davelab6/master

Update README
build: hard-code kernagics name instead of using dir
build: avoid using -t option to install
ui: compact widgets in sidepane

Using GTK2, more explicit API needs to be used when packing the boxes.
implement hilbertmap based unicode navigation
interaction: improved manual stem adjustments

within the x-height; set manual start/end stem overriding autodetected
above the x-height; sets a single stem (for i, l and similar)
below the baseline, removes manual stems
turn down opacity of big glyphs
ui: rearrange widgets; leading to less jumping
started working on component support
ui: added ipsum file chooser
factor small drawing out of main drawing
rendering ipsum slightly different
separate rendering path for ipsum text
implement selector of ipsum no
implement external file ipsums
towards word picking
stop spinning main loops manually
adding support for picking words
render: remove 5px offset
render: change stem visualization

Faint full height covering vertical lines are now:

either glyph seperation, or auto-detected stem.