GEODE-2370: added link to CTest docs.
GEODE-2370: added link to CTest docs.

PivotalSarge/geode-native,PivotalSarge/geode-native,pivotal-jbarrett/geode-native,PivotalSarge/geode-native,pivotal-jbarrett/geode-native,mmartell/geode-native,mhansonp/geode-native,pivotal-jbarrett/geode-native,mmartell/geode-native,PivotalSarge/geode-native,mhansonp/geode-native,mmartell/geode-native,pivotal-jbarrett/geode-native,PivotalSarge/geode-native,mhansonp/geode-native,pivotal-jbarrett/geode-native,mmartell/geode-native,mhansonp/geode-native,mmartell/geode-native,PivotalSarge/geode-native,pivotal-jbarrett/geode-native,mhansonp/geode-native,pivotal-jbarrett/geode-native