Changed the term of "Sub resource" to "Unlimited resource"
Add Contact view link to secondary contact of booking view
Added "Both" option item to Send email form.
Added Header & Footer text areas in Sending email form.
Cleaned code in sending email function.
Fixed the error of getting adhoc charges detail in booking view.
Modified Cancellation page
	from input form to text
	fixed charging calculation when form loaded after validation.
Fixed DayView
	-Sub resource should read unlimited resource
 	-Do not display sub resource table if there are no records
	-Should use system date format
Merge pull request #13 from chanunc/master

Modified sending email function & Fixed viewing adhoc charges