Yes,I've already install them,Avaya-ED-SDK-3.8.0.0.100005 and Avaya-Breeze-SDK-3.8.0.0.380018,and all installed successfully.
Error:
C:\files\Avaya-ED-SDK\samples\randomnumbergenerator>mvn clean install
[INFO] Scanning for projects...
[ERROR] [ERROR] Some problems were encountered while processing the POMs:
[ERROR] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-checkstyle-plugin must be a valid version but is '${checkstyle.version}'. @ com.avaya.commons:avaya-commons-java-pom:2.6, C:\Users\shixianjue\.m2\repository\com\avaya\commons\avaya-commons-java-pom\2.6\avaya-commons-java-pom-2.6.pom, line 29, column 18
@
[ERROR] The build could not read 1 project -> [Help 1]
[ERROR]
[ERROR] The project com.avaya.workflow.sampletasks:randomnumbergenerator:3.8.0.0.100005 (C:\files\Avaya-ED-SDK\samples\randomnumbergenerator\pom.xml) has 1 error
[ERROR] 'build.plugins.plugin.version' for org.apache.maven.plugins:maven-checkstyle-plugin must be a valid version but is '${checkstyle.version}'. @ com.avaya.commons:avaya-commons-java-pom:2.6, C:\Users\shixianjue\.m2\repository\com\avaya\commons\avaya-commons-java-pom\2.6\avaya-commons-java-pom-2.6.pom, line 29, column 18
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1]
http://cwiki.apache.org/confluence/display/MAVEN/ProjectBuildingException