IDE specific
************
mvn eclipse:eclipse : generates Eclipse project files (alternatively, you could use m2e)
mvn idea:idea       : generates IDEA IntelliJ project files

Build specific
**************
mvn clean install                                               : performs a build
mvn clean install -Dmaven.test.skip                             : performs a build, skipping the tests (not recommended)
mvn clean test                                                  : compiles the source and executes the tests
mvn test -Dtest=JSPWikiMarkupParserTest                         : run just a single test class
mvn test -Dtest=JSPWikiMarkupParserTest#testHeadingHyperlinks3  : run just a single test within a test class
mvn test -Dtest=TestClassName#methodName -Dmaven.surefire.debug : debug a test in Eclipse or IDEA to see why it's failing
                                                                  (see http://www.jroller.com/gmazza/entry/jpa_and_junit#debugging)

mvn tomcat7:run-war                                             : (from a war module) starts JSPWiki on a
                                                                  Tomcat7 instance at http://localhost:8080/JSPWiki
mvn clean deploy -Papache-release -Dgpg.passphrase=<passphrase> : deploys generated artifact to a repository
                                                                  If -Dgpg.passphrase is not given, expects a gpg-agent
                                                                  running
mvn clean install -Pintegration-tests                           : performs a build, enabling Selenium tests execution
                                                                  (best run from the jspwiki-it-tests folder).
mvn wro4j:run -Dminimize=true                                   : merge & compress js & css files
mvn wro4j:run -Dminimize=false                                  : only merge the js & css files  (no compression)
mvn clean install -Dmaven.test.skip -Dminimize=false            : performs a build, skipping the tests and skip compression


Reports specific
****************
mvn apache-rat:check    : creates an Apache RAT report. See:
                            http://creadur.apache.org/rat/apache-rat-plugin/plugin-info.html
mvn cobertura:cobertura : generates a cobertura maven report. See:
                            http://mojo.codehaus.org/cobertura-maven-plugin/usage.html
                            http://www.ibm.com/developerworks/java/library/j-cobertura/
mvn javadoc:javadoc     : creates javadocs; if graphviz binaries (www.graphviz.org)
                          are found on $PATH, the javadocs will display some UML
                          class/package level diagrams
mvn sonar:sonar         : generates a Sonar report. Expects a Sonar server running at http://localhost:9000/, from
                          where you can see results afterwards (note default username/password login is admin/admin).
                          See:
                            http://mojo.codehaus.org/sonar-maven-plugin/plugin-info.html
                            http://docs.codehaus.org/display/SONAR/Get+started+in+2+minutes
cd jspwiki-site; mvn test -Dtest=SiteGeneratorTest: Checks all language resource files for missing or
                          unused translations.