Increment ntests to account for added isoweekdayLong and isoweekdayShort tests.  This wasn't done in a8dc0ad331d43b5413181ba296a36f7d3561f92f causing a travis build failure when executing the test program.
Increment ntests to account for added isoweekdayLong and isoweekdayShort
tests.  This wasn't done in a8dc0ad331d43b5413181ba296a36f7d3561f92f
causing a travis build failure when executing the test program.

milancurcic/datetime-fortran