update Gemfile
Category model
name is required
the name should be saved without leading or trailing whitespaces
save name capitalized
one method is enough
category name must be unique
Merge branch 'category_model' into development
user model's birth
Merge branch 'user_model' into development
should not save user without name
should save the capitalize version of the each element in the name
should not save user without last name
should save the capitalize version of the each element in the last name
Merge branch 'user_model_validation' into development
better? i don't know
Merge branch 'user_model_validation' into development
...
Merge branch 'user_model_validation' into development
Merge branch 'development' into mgns_validation