Problema para encontrar dependências no maven

Estou com problemas de buscar algumas dependecias do maven, o pom está referenciando o local correto, porem esta dando este erro

dependencies.dependency.systemPath' for com.googlecode:jsonplugin:jar should not point at files within the project directory, ${project.basedir}/WebContent/WEB-INF/lib/jsonplugin-0.31.jar will be unresolvable by dependent projects @ line 153, column 16
[WARNING] 'dependencies.dependency.systemPath' for com.oracle:ojdbc6:jar should not point at files within the project directory, ${project.basedir}/WebContent/WEB-INF/lib/ojdbc6.jar will be unresolvable by dependent projects @ line 388, column 16
[WARNING] 'dependencies.dependency.systemPath' for br.com.caelum.stella:caelum-stella:jar should not point at files within the project directory, ${project.basedir}/WebContent/WEB-INF/lib/caelum-stella-core-2.0-beta1.jar will be unresolvable by dependent projects @ line 434, column 16
[WARNING] 'dependencies.dependency.systemPath' for century_gothic:century_gothic:jar should not point at files within the project directory, ${project.basedir}/WebContent/WEB-INF/lib/century_gothic.jar will be unresolvable by dependent projects @ line 441, column 16
[WARNING] 'dependencies.dependency.systemPath' for joda-time:joda-time:jar should not point at files within the project directory, ${project.basedir}/WebContent/WEB-INF/lib/joda-time-2.0.jar will be unresolvable by dependent projects @ line 448, column 16
[WARNING] 'dependencies.dependency.systemPath' for tinyTipes:tinyTipes:jar should not point at files within the project directory, ${project.basedir}/WebContent/WEB-INF/lib/tinyTipes-1.3.jar will be unresolvable by dependent projects @ line 455, column 16
[WARNING] 'dependencies.dependency.systemPath' for eu.medsea.mimeutil:mime-util:jar should not point at files within the project directory, ${project.basedir}/WebContent/WEB-INF/lib/mime-util-2.1.jar will be unresolvable by dependent projects @ line 462, column 16
[WARNING] 'dependencies.dependency.systemPath' for com.google.guava:guava:jar should not point at files within the project directory, ${project.basedir}/WebContent/WEB-INF/lib/guava-13.0.1.jar will be unresolvable by dependent projects @ line 469, column 16
[WARNING] 'dependencies.dependency.systemPath' for org.apache.commons:commons-lang3:jar should not point at files within the project directory, ${project.basedir}/WebContent/WEB-INF/lib/commons-lang3-3.0.1.jar will be unresolvable by dependent projects @ line 476, column 16
[WARNING] 'dependencies.dependency.systemPath' for ldap:ldap:jar should not point at files within the project directory, ${project.basedir}/WebContent/WEB-INF/lib/ldap.jar will be unresolvable by dependent projects @ line 484, column 16
[WARNING] 

Alguém sabe o que está acontecendo?