Release 1.0.47

• Updated build system: ASAN, CROSS_COMPILE, DEBUG, DEVEL, PROFILE, STRICT,
  TEST, TRACE makefile flags replaced with '''asan''', '''crosscompile''', '''debug''',
  '''devel''', '''profile''', '''strict''', '''test''' and '''trace''' FEATURE flags.
• Added possibility to perform safe deinitialization of singletones.
• Added malloc_bytes, malloc_count, realloc_bytes and realloc_count template
  functions to avoid warning of non-trivially copyable objects.
• Added strfmt and vstrfmt functions for easier formatting of C strings.
• Updated build scripts.
• Updated module versions in dependencies.