fixed typo in makefile target 'install-doc-dependences'
fixed typo in makefile target 'install-doc-dependences'

cambridgehackers/connectal,cambridgehackers/connectal,cambridgehackers/connectal,chenm001/connectal,chenm001/connectal,chenm001/connectal,chenm001/connectal,cambridgehackers/connectal,chenm001/connectal,cambridgehackers/connectal