Updated FAQs (markdown)
Fix a syntax problem in the markup
Remove answer suggesting a common GEM_HOME. Ths advice rarely works out.
Added an explanation for the org.bouncycastle.asn1.ASN1Primitive overrides final method equals error
tune AR-JDBC q's answer
--1.9 since in 1.7.0
Updated Execution Environments (markdown)
add info on preferring IPv4 stack
syntax
fixups
fixing link
syntax hl
links
link