(profiler_core) Fixed bug with memory corruption in chunk_allocator;
(profiler_core) Event tracing now gathering info about process which owns thread;
(profiler_core) Thread names are stored before other blocks now;
(profiler_core) Removed unused block types: context switch and thread sign;
(profiler_core) Added some description for API;
(profiler_gui) Context switch events now painted in different colors: red = switch to another process, coral = switch to registered thread in the same process, black = switch to kernel mode (thread id == 0).
(profiler_gui) Added popup windows with information about context-switch or block under mouse cursor;
(profiler_core) Optimized storeBlock() algorithm, removed unnecessary std::vector;
(profiler_core) Writing to std::stringstream and then to file (prepare for streaming over WAN/LAN);
(profiler_core) Moved hached_cstr into separate header.
(profiler_core) Changed order of read/write of context switches as a preparation work to statistics gathering taking into account context switches duration.
(EasyGraphicsView) Selected item's text is now painted bold + removed selected item color, but made selected item's border more wide.
(profiler_gui) Colors adjustment.
