replace misplaced notifies example with a subscribes example
update subscribes examples with latest syntax
replace some misused "github" references to "git"
Merge pull request #90 from onddo/github-vs-git

replace some misused "github" references to "git"
fix swap identifier
updated for node types; git not github
edit image -- add virtual to list of configured servers
update description for --json-attributes option
edit
update pushy docs, still draft versions
add stub for pushy_server.rb configuration file
updates for draft pushy docs
typo, fix
updates for draft pushy docs
add whitelist
small edits
some edits, updated file names and file name paths
image edits
some yak shaving; tighten up similar descriptions into single swap
massive yak shave, plus some edits