qreal/qreal — pull request #1293 by dvvrd (2014-07-22 16:24:37+00:00)
Title: Logging

+ Added third-party QsLog lib (https://bitbucket.org/razvanpetru/qslog).
+ Engine extended with some example logging operations.
+ Added user`s actions logging.
+ Usability statistics info collection disabled by default (it may be enabled in preferences behaviour page).