Implementation of the MessageParser class

Squashed commit of the following:

commit 67fea0c0faa1adb705df9036665a9d4d2bf4a3ad
Author: thodkatz <thodkatz@gmail.com>
Date:   Wed Nov 28 22:41:10 2018 +0200

    Vera has some issues with the code

commit 12245cad5d7a37d066fccd0f59747c55c4d19c0c
Merge: abda103 a2c12996
Author: thodkatz <thodkatz@gmail.com>
Date:   Wed Nov 28 22:35:37 2018 +0200

    Merge master

commit abda103174945872504725c0359a32fcf2f90cb6
Author: thodkatz <thodkatz@gmail.com>
Date:   Mon Nov 26 23:19:34 2018 +0200

    Minor changes

commit 3ab9a66f9c93eb93a68d5dc88aae896c4b59655d
Author: thodkatz <thodkatz@gmail.com>
Date:   Mon Nov 26 19:43:11 2018 +0200

    Implement more code reviews suggestions

commit e9018656018498f18c50489949d180c48f2a61bf
Author: thodkatz <thodkatz@gmail.com>
Date:   Mon Nov 26 16:43:14 2018 +0200

    Implement the code reviews suggestions

commit 7f8a2d0506b37004155b47270501876ac85315c9
Author: kongr45gpen <electrovesta@gmail.com>
Date:   Sun Nov 25 22:02:32 2018 +0200

    Suppress clang-tidy false positive

commit 401685c7fa14ac683aa19c4e9c87328e1554c6f0
Author: thodkatz <thodkatz@gmail.com>
Date:   Sun Nov 25 18:23:38 2018 +0200

    Implement inline functions in a better way

commit 1e8c32685d110344cdadbdad3fbc3694c9fb3158
Author: thodkatz <thodkatz@gmail.com>
Date:   Sun Nov 25 07:18:14 2018 +0200

    Formatting

commit 65743aebaaa9c962557d1d15bd05f654aad98abf
Author: thodkatz <thodkatz@gmail.com>
Date:   Sun Nov 25 06:43:05 2018 +0200

    Formatting

commit 742f96b72e8c23014faa7a2f1d0eca59a8d3aae1
Author: thodkatz <thodkatz@gmail.com>
Date:   Sun Nov 25 06:27:39 2018 +0200

    Add tests

commit 083e22f7369fc76fd4d8c2ea2c043296ee6e7c10
Author: thodkatz <thodkatz@gmail.com>
Date:   Sun Nov 25 05:56:39 2018 +0200

    A basic implementation of the MessageParser class