fix to handle max open file limit
add curr_connections and total_connections counter and put into stats
maintain a safe number for max client connections to solve ENFILE issue
Add LEX sorted set operations
Merge pull request #243 from mattrobenolt/lex

Add LEX sorted set operations
resolved conflicts for merge from mattrobenolt-hyperloglog
disallow zero weight in the servers section of conf
Merge branch 'safe_max_connections' of github.com:allenlz/twemproxy into allenlz-safe_max_connections
format changes
Merge branch 'allenlz-safe_max_connections'
Adjust doc title

'Redis Commands Supported' seems to indicate that all of the commands below are supported, i didn't read the 'Supported?' column and got tripped up.  I think 'Redis Command Support' seems to indicate that more info about what commands are supported is available in this section.
Merge pull request #247 from mkadin/patch-1

Adjust doc title
Update README.md
Update README.md
Add Committers section to reflect reality
Merge pull request #210 from idning/mget-improve

MGET improve 

Merge pull request #210 from idning/mget-improve