Corrected bug #29
Corrected bug #29

The onClick method requires additional information passed into the function. It also implements a "build" method, which may be a more direct way to build the buildings.
rdancer/cbc-kitten-scientists,jacob-keller/kitten-scientists,oliversalzburg/cbc-kitten-scientists,oliversalzburg/cbc-kitten-scientists,oliversalzburg/cbc-kitten-scientists,cameroncondry/cbc-kitten-scientists