CHANGES FOR VERSION 0.6 of WebInvoicer 

* Coded function get_total in *gettotal.inc*, which can be used to add a totals column where applicable.
* Added "Total" column and running balance calculation in *listbycompany.php* and *listunpaidinvoices.php*.
* Renamed *totals.inc* to *totalstable.inc*.
* Changed "echo" to "print" in all files.
* Added wiki link in *welcome.php*.
* Edited *sql.txt* for readability.
* Folded *companyquery.inc* back into *addcompany.php*. Renamed resulting file to *editcompany.php*. Removed debugging print statements.
* "Edit Company" button on *choosecompany.php* now works correctly.
* Added 2 hidden fields in *companyform.inc*.
* Began coding *reports.php*.
* Coded *reportbymonth.php*.
* Added GET/POST switch in *listbycompany.php*.
