slight tweak to doc build instructions
big update to the sample brooklyn.properties
Merge branch 'misc-docs' of github.com:ahgittin/brooklyn into ahgittin-misc-docs

* 'misc-docs' of github.com:ahgittin/brooklyn:
  big update to the sample brooklyn.properties
  slight tweak to doc build instructions

Conflicts:
	docs/use/guide/quickstart/brooklyn.properties
Merge pull request #1320 from grkvlt/ahgittin-misc-docs

improvements to doc/instructions, mainly to brooklyn.properties