Trim off excess HP when updating equipment

Fixes #32
Update SDL numbers

Fixes #26
Merge pull request #40 from mccoyst/sdlver_change

Update SDL numbers
Merge pull request #41 from mccoyst/hp_glitch

Trim off excess HP when updating equipment
Add a space in the lvlgen pipeline.

Fixes #42.
Use pkg-config on Linux.

Fixes #13
Merge pull request #43 from eaburns/dev/pkg-config

Use pkg-config on Linux
Merge pull request #44 from eaburns/dev/pipeline

Add a space in the lvlgen pipeline.