Insteon_Energy:  Add Support for iMeter Solo and SynchroLinc

Initial draft, I don't have either device, so I can't test much.
Insteon_Energy: Request Status for iMeter Should be Standard Message
iMeter: Fix Bug with Refresh State; Add Get_Power Sub
iMeter: Always Attribute iMeter Request Status Responses to Self
iMeter: Fix Glitch in Setting Power Value to State
iMeter: Needed to Remove Message from Device Command Stack
Log @Inc Path on Startup Just Before Evaluating User Code
Use Github to Check for Current Version

Uses the Github JSON API.

It looks for the highest vd.d tag and declares this the current branch.

The date is not returned in the tag JSON, so this makes a second call to get the specific commit and uses that date as the version date.
Merge pull request #385 from krkeegan/fix_issue_365

Log @Inc Path on Startup Just Before Evaluating User Code
Merge pull request #384 from krkeegan/fix_issue_336

Use Github to Check for Current Version
Insteon: Fix POD Documentation in Thermostat
Merge pull request #387 from krkeegan/fix_thermo_pod

Insteon: Fix POD Documentation in Thermostat
Merge pull request #374 from krkeegan/insteon_energy

Add Support for Insteon iMeter Solo and SynchroLinc