pkg flag, type Flag struct, Usage string
pkg flag, type Flag struct, Value Value
pkg flag, type FlagSet struct
pkg flag, type FlagSet struct, Usage func()
pkg flag, type Value interface { Set, String }
pkg flag, type Value interface, Set(string) error
pkg flag, type Value interface, String() string
pkg flag, var ErrHelp error
pkg flag, var Usage func()
pkg fmt, func Errorf(string, ...interface{}) error

this to tweak colors on an as-needed basis. This aesthetic change is based on\n// WebKit's default styles, but applicable to a wider range of browsers. Its\n// usability and accessibility should be taken into account with any change.\n//\n// Example usage: change the default blue border and shadow to white for better\n// contrast against a dark gray background.\n@mixin form-control-focus($ignore-warning: false) {\n  &:focus {\n    color: $input-focus-color;\n    background-color: $input-focus-bg;\n...