Up default max-open-files
Merge pull request #743 from neurodrone/master

Prevent redundant copies when pulling in queried data-points
alias SerializedSeries
update the contributing guide to have a link to the CLA

[skip ci]
lower the write buffer size
use devtools g++ 4.7 to be able to compile rocksdb
update the changelog
check if -lrt is needed for clock_gettime
fix the client test
Uh, fix caps on contributing...
don't die if clock_gettime can't be found
fix the build on centos to use recent rocksdb and statically link stdc++
Make it crystal clear why graphite fails to start
Set upper limit for UDP server
The attributes of a shard space should not be reverted to the defalut values when writing data into the shard space.
When a server is removed, its ID should be removed from shards.
Merge pull request #758 from otoolep/better_graphite_errors

Make it crystal clear why graphite fails to start
remove devtools since we don't need it anymore
Add some links to Go related posts
more stuff in the contributing doc