Small fixes in documentation.
Small fixes in documentation.

andersbll/vlbenchmarks,CVML/vlbenchmarks,vlfeat/vlbenchmarks,andersbll/vlbenchmarks,vlfeat/vlbenchmarks,vlfeat/vlbenchmarks,andersbll/vlbenchmarks,CVML/vlbenchmarks,andersbll/vlbenchmarks,CVML/vlbenchmarks