we need a solution to count words inside .ppt and .pptx files. It has to run on a server with a Ubuntu linux distribution.
* Return number of characters in given Microsoft Powerpoint document (including spaces)
* Support for .ppt and .pptx files
* To be runned from the command line on the Ubuntu linux distribution
* Return a zero exit status if character count was successful
* Return a non-zero exit status if character count was not successful