fed node build cleanup...remove unused options...remove insight building
Merge branch 'develop' of https://github.com/CounterpartyXCP/counterpartyd_build into develop

Conflicts:
	setup_federated_node.py
install mongo extra switch neededy
Update nginx to 1.7.4.1
Merge pull request #146 from rippler/patch-15

Update nginx to 1.7.4.1
Cosmetic changes to markdown
Note about the default xcp home path

To address issue https://github.com/CounterpartyXCP/counterpartyd_build/issues/148#
Merge pull request #150 from rippler/patch-18

Note about the default xcp home path
Merge pull request #149 from rippler/patch-17

Cosmetic changes to markdown
Merge pull request #152 from CounterpartyXCP/develop

Develop