Use prepend/append SysGoPath settings from project settings when they are not provided instead of hard coding one way or the other.
fix #500, add keyword continue and break into auto complete.
fix #499, find import self package,import not found package,import repeat package in one file errors.
fix #498, inspection can find shadowed during return error.
Merge pull request #763 from jerejones/gopath_order

Use prepend/append SysGoPath settings from project settings when they ar...
Merge pull request #778 from bronze1man/pr-AutoCompleteContinue

fix #500, add keyword continue and break into auto complete.
Merge pull request #780 from bronze1man/pr-importInspection

fix #499, find import self package,import not found package,import repeat package in one file errors
Merge pull request #781 from bronze1man/pr-ShadowedDuringReturn

fix #498, inspection can find shadowed during return error.