updated bitcoin version in README
added button to graphs to change stacked ones into normalized/proportion mode
removed unused argument in graphs
added orphan share rate graph
removed old desired_version_rates graph converter
merged incoming/outgoing graph datastreams to fix problem with stacked proportion graph
fixed labels being squished together for non-stacked graphs
removed unused desired_versions graph data store
added cleaner migration function for peer graph data
merged share hash rate graph stores and made them stack on the graph
TRC version warning.

 - TRC version < v0.8.0.1 will display a warning.
 - will update VERSION_CHECK on next TRC mandatory update.
Merge pull request #132 from terracoin/trc_version_warn

TRC version warning.
display links to found shares in share explorer
completely specified required versions in README