Added log file functionality(o option),changed verison to 0.3b and
updated manual

Added functionality to log to a file using the -o option. Writing to
terminal will still happen irrespective of logging option. Using the tee
command for this. If no write access is available or file path is
invalid then no logs will be written. output of idevsutil both 1 and 2
are also directed to the files using tee.

Changed version to 0.3 beta

Updated the manual
Look for helpfile in current dir, updated version to 1.0, updated manual
and Readme.md. Will be first stable version.

The helpfile will now be looked for in the current directory as well.
This is to allow other distros to use the app without root privileges.

Version has been updated to 1.0 in source and manual

readme.md has been updated with instructions for installation Arch and other distros
and usage instructions.