BISERVER-10077 - ReportViewer:  When pressing ENTER to submit page number, parameters are also being toggled (in IE10)

added type='button' to buttons to prevent their default submit event in IE10
Merge pull request #96 from aliakseihaidukou/BISERVER-10077

BISERVER-10077 - ReportViewer:  When pressing ENTER to submit page numbe...