Tweak error since no config is saved (and in-memory one is preserved)
Speculative crash fix - cache m_LogViewers locally. Closes #77
Beta versions check for updates with their version & commit hash

* This will allow official and beta releases to have parallel update tracks
  as planned
SliceFace to render from should be loop counter
Check arraysize*depth (mutually exclusive) to get right calculation
bool should be explicit bool32 on parameters from external API
Use Range min/max vals to ignore sliders when fetching histogram
Fix double support in FormatElement & custom Buffer/CBuffer views