Build warning and deprecated API usage

[Anuj Kumar]

Environment

Hadoop: 0.20.203.0
HBase: 0.90.3
MySQL: 5.1
Jetty: 7.4.1
OS: Ubuntu 11.04
Hardware: AMD64 with 4GB

Build has one warning
[javac] /home/anuj/Documents/tools/Crux/build.xml:39: warning: 'includeantruntime' was not set, defaulting to build.sysclasspath=last; set to false for repeatable builds

And a deprecated API usage

Note: /home/anuj/Documents/tools/Crux/src/co/nubetech/crux/common/functions/DateFunction.java uses or overrides a deprecated API.