Switch loglevel back to error

Signed-off-by: Kris Hicks <krishicks@gmail.com>
Add EventLogger and DurationFmt

Signed-off-by: Kris Hicks <krishicks@gmail.com>
Change names of fakes in release_compiler_test

Signed-off-by: Kris Hicks <krishicks@gmail.com>
ui.Say -> ui.Sayln

Signed-off-by: Kris Hicks <krishicks@gmail.com>
Package compilation lists packages to be compiled

Signed-off-by: Kris Hicks <krishicks@gmail.com>