* Use clipped version of Pry.view() for large objects
* Exit Pry session on ^d
* Use Shellwords for breaking up parameters to pry commands
* Use OptionParser to parse options for default pry commands
* Add version command
* Refactor 'status' command: add current method info
* Add meth_name_from_binding utility lambda to commands.rb
* Add -M, -m, -v(erbose), -a(ll), -s(uper), -l(ocals), -i(ivars), -k(klass
vars), etc options to ls
* add -M(instance method) options to show-method and show-doc
* add --help option to most commands
* Get rid of ls_method and ls_imethods (subsumed by more powerful ls)
* Get rid of show_idoc and show_imethod
* Add special eval-file command that evals target file in current context
* added a bunch of new command options to ls command, supercharging it. Using optparse.
* added options to show-method and show-doc
* now showing file/line for show-method, show-doc, show-command commands
* cleaned up 'help', and got rid of aliases from help display; now showing aliases in primary command help output.
John Mair