add timeout for get_model RPC (fix #720)
add vnum (fix #812)
fix invalid function name (fix #832)
Merge pull request #845 from jubatus/fix-get-model-timeout

add timeout for get_model RPC (fix #720)
Merge pull request #847 from jubatus/fix-cmath-finder

fix invalid function name (fix #832)
Merge pull request #846 from jubatus/add-vnum

add vnum (fix #812)