application: Add select() and join() function, together with accompaning escape 	functions to dbcon class. Untested and hence unused so far.
application: Add select() and join() function, together with accompaning escape
	functions to dbcon class. Untested and hence unused so far.

tardypad/lunr,pprkut/lunr,M2Mobi/lunr,pprkut/lunr,tardypad/lunr,pprkut/lunr,M2Mobi/lunr,M2Mobi/lunr,tardypad/lunr