Fix memory leak ocurring when a plugin accesses to config key repeatedly.
review for fix memory leak
Merge pull request #230 from sonots/fix_memory_leak

Fix memory leak occurring when a plugin accesses to config key repeatedly.
Add types and related parameters for type conversion
Merge pull request #229 from fluent/another-parser-typed-support

Add types and related parameters for type conversion
Add TCP support to in_syslog plugin. fix #234
Forgot to add test cases for syslog TCP
Modify TCP test case
Add Code Climate badge to README
Add option 'try_flush_interval'
  * to do flushing with more high frequency
    * with flush_interval, supports float number (by 'time' typing)
Add hook point to override how to check flush-or-not-yet

3rd party buffer plugins needs hook point how to check whether chunk should be flushed or not.
Chunks are flushed for many reasons, like:
 * how many data stored in it
 * how many data stored in one second
 * ... and many other types of buffers may exists
Merge pull request #238 from tagomoris/try_flush_interval

Add option 'try_flush_interval'
fix wrong variable name
Support parsing multiple messages at same TCP connection
Merge pull request #235 from fluent/support-tcp-in-syslog

Add TCP support to in_syslog plugin. fix #234
v0.10.42
Fixed a bug that configure method does not work on RegexpParser
Fixed a bug in calling super
add pixel tracking
Merge pull request #237 from mrb/master

Add Code Climate badge to README