imp: Added shellcheck linter, some cosmethics
imp: Added shellcheck linter, some cosmethics

dmilith/SublimeText3-dmilith,dmilith/SublimeText3-dmilith,dmilith/SublimeText3-dmilith,dmilith/SublimeText3-dmilith,dmilith/SublimeText3-dmilith,dmilith/SublimeText3-dmilith,dmilith/SublimeText3-dmilith,dmilith/SublimeText3-dmilith,dmilith/SublimeText3-dmilith