Handle allocation failures
Consolidate to "const char"
bump v0.0.2
Tweak README
oops:
rename SUFFIX as PREFIX in ENVCHAIN_SERVICE_PREFIX
Give up assert()
v0.0.3
Merge pull request #2 'rename SUFFIX as PREFIX in ENVCHAIN_SERVICE_PREFIX'

Closes #2

Conflicts:
	envchain.c
Merge pull request #1 from BanzaiMan/doc-tweak-readme

Tweak README