WASP-42. Added right ascension and declination (http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=wasp-42&submit=SIMBAD+search) . Added transit time (http://dx.doi.org/10.1051/0004-6361/201219585)
Merge remote-tracking branch 'origin/master'

Conflicts:
	systems/WASP-42.xml