default to double precision now
fixed unit conversion logic for LLUnit
renamed LLTrace::Rate to LLTrace::Count and got rid of the old count as it was confusing
some const correctness changes
cleaned up accumulator merging logic
introduced frame recording to LLTrace directly instead of going through LLViewerStats
moved consumer code over to frame recording instead of whatever the current active recording was
moved threadrecorder classes into separate file
added Count trace type, which tracks value increases and decreases and can report churn
as well as overall growth rate