Remove references to 'schedules_unique_idx', add correct constraint
Drop build-helper-maven-plugin in favor of just <resources>
Rename -SAMPLE properties as default, load by default

Still looks for scheduling-assistant.properties to override, but won't
fail if not present.
Source/target to 1.7, add Jetty plugin

Add necessary Jetty configuration to connect to HSQLDB provided by 'ant
hsql'.
Issue #3: Update Spring dependencies

Spring Framework up to 3.2.x, Spring Security up to 3.2.x. Removed all
<properties> entries in sub-module poms and removed any version
overrides. 2 classes needed code changes; security configuration in
sched-assist-war needed updates to schema references.
Remove profile for Tomcat6 JSPC
Just a little more detail in the README.
Merge pull request #4 from nblair/spring-update

Spring update