Added some notes
Added ignore
More notes
Remembered something
Another thing
More thoughts
Added some test scripts
Fixed a bug with the buffer resize
Added zscore
Introduced clearer indicator naming (for a particular column)
Some formatting
Changed add_indicator to factory function
Updated indicator last value calculation
Fixed a typo bug with buffer.advance
New project layout
Added base classes
Added the indicator classes
Added subdir for prototype tests and for unit tests
Corrected database path
Added new test indicator plot