Document need for --with-foo-dir flags to configure in INSTALL (fix #164)
Document need for --with-foo-dir flags to configure in INSTALL (fix #164)

rrthomas/enchant,rrthomas/enchant,AbiWord/enchant,AbiWord/enchant,AbiWord/enchant,AbiWord/enchant,rrthomas/enchant,rrthomas/enchant