[FIX] Fixed build, when log level was not defined.
[ADD] Added check for Boost libraries in configure.ac.
[FIX] Finally passed CycleTableTest.UpdateEntry unit-test. Found, how to
handle with UTF-8 strings.
[FIX] Passed all unit-tests. Resovled problem with encodings:
[FIX] Fixed Utf-8 log output.
[MODIF] Disabled setlocale() - it has no effect.