fix technical debt + fine tune functions and hooks

- linting/fixing/formating
- utility for suggesting aliases now accepts parameters to change output
  size
- add helper to checkci
- add verify committer script to avoid committer with wrong git identify

dot_vimrc

@@ -100,13 +100,18 @@ let g:ale_fix_on_save = 1
 let g:ale_completion_enabled = 1
 let g:ale_open_list = 1
 "\   'yaml': ['prettier'],
+
 let g:ale_fixers = {
 \   '*': ['remove_trailing_lines', 'trim_whitespace'],
 \   'python': ['black'],
 \   'rust': ['rustfmt'],
 \   'Jenkinsfile': ['checkci'],
+\   'sh' : ['shfmt'],
+\   'zsh' : ['shfmt'],
 \}
 
+let g:ale_linters = {'zsh': ['shellcheck']}
+
 " when running at every change you may want to disable quickfix
 let g:prettier#quickfix_enabled = 1
 let g:prettier#quickfix_auto_focus = 1
@@ -188,6 +193,7 @@ let g:syntastic_python_checkers = ['pylint']
 let g:syntastic_shell_checkers = ['shellcheck']
 let g:syntastic_yaml_checkers = ['yamllint']
 let g:syntastic_vim_checkers = ['vint']
+let g:syntastic_zsh_checkers = ['shellcheck']
 
 set statusline+=%#warningmsg#
 set statusline+=%{SyntasticStatuslineFlag()}
@@ -198,3 +204,4 @@ let g:syntastic_auto_loc_list = 1
 let g:syntastic_check_on_open = 1
 let g:syntastic_check_on_wq = 0
 au BufNewFile,BufRead Jenkinsfile setf groovy
+au BufRead,BufNewFile *.sh setfiletype sh