#243 metrics module, make clock default and other setting parameters
merge fbird's code
rename#243 metrics module, rename
1. upgrade logstash to version 1.3.1
2. remove the tricky work around in collector.conf, since the bug was fixed in 1.3.0
3. fix a configuration issue in full_log_collector.conf
Merge pull request #308 from fbird/master

upgrade logstash to the latest version 1.3.1
Issue #307 maven-enforcer-plugin中的<exclude>org.springframework:3.0.*</exclude>配置貌似不起作用
Issue #307 maven-enforcer-plugin中的<exclude>org.springframework:3.0.*</exclude>配置貌似不起作用
要检讨一下，一错再错，而且对travis-ci的出错邮件不重视。
Update pom.xml

aspectj.version 1.7.4版本会导致配置文件中如果写<aop:aspectj-autoproxy proxy-target-class="true"/>，就会抛出"java.lang.ClassNotFoundException: org.springframework.aop.aspectj.autoproxy.AspectJAwareAdvisorAutoProxyCreator$PartiallyComparableAdvisorHolder"，即通过CGLIB创建代理失败。先退回1.7.3版本。
Update pom.xml

aspectj.version 1.7.4版本会导致配置文件中如果写，就会抛出"java.lang.ClassNotFoundException: org.springframework.aop.aspectj.autoproxy.AspectJAwareAdvisorAutoProxyCreator$PartiallyComparableAdvisorHolder"，即通过CGLIB创建代理失败。先退回1.7.3版本。
Merge pull request #313 from sgq0085/patch-4

Update pom.xml
Merge pull request #312 from sgq0085/patch-3

Update pom.xml
rename#243 metrics module, rename
rename#243 counter逻辑改为与statsd一样，每次发送时清零，但也保持一个长期的counter，另外，graphiteReporter只发送变化的counter值
rename#243 code refactor
Update schema.sql

change regiser_date to register_date
Merge pull request #319 from xff8175/patch-1

Update schema.sql