update readme
Merge branch 'feature/#52/update-readme' into develop
add CallerInformationSamples01
add some comments.
change encoding from utf-8 to utf-8N
fix #50

* feature/#50/caller-infomation:
  change encoding from utf-8 to utf-8N
  add some comments.
  add CallerInformationSamples01
add Sazare.Common project.
add some classes to Sazare.Common and move IExecutable to Sazare.Common
update interface reference from IExecutable to Sazare.Common.IExecutable
add CuiOutputManager
call Output.SetOutputManager() on entry-point
replace from Console.Write to Output.Write overall samples.
fix #47

* feature/#47/create-output-manager:
  replace from Console.Write to Output.Write overall samples.
  call Output.SetOutputManager() on entry-point
  add CuiOutputManager
  update interface reference from IExecutable to Sazare.Common.IExecutable
  add some classes to Sazare.Common and move IExecutable to Sazare.Common
  add Sazare.Common project.
Merge branch 'develop'