Merge pull request #175 from Alex-Diez/BETA_0_0

Merge to Alfa 0.1
Merge pull request #179 from Alex-Diez/BETA_0_0

Merge to Alfa 0.1
Merge pull request #189 from Alex-Diez/BETA_0_0

Different fixes
Merge pull request #190 from Alex-Diez/BETA_0_0

Merge to Alfa 0.1
make ckecked box column shorter
develop class to save frequently queried data
develop message container
develop class to save frequently queried data
Merge pull request #196 from Alex-Diez/BETA_0_0

Merge to Alfa 0.1
Merge pull request #197 from Black-Ink/ALFA_0_1

Merge to master