updated pom.xml 

 org.apache.camel.components-2.3.1.jar and kafka with latest version, 0.8.1.1

mvn clean package output is:

MacBook-Pro-Retina-de-Alonso:camel-kafka aironman$ mvn clean package
[INFO] Scanning for projects...
[INFO]                                                                         
[INFO] ------------------------------------------------------------------------
[INFO] Building Camel :: Kafka 2.13.1
[INFO] ------------------------------------------------------------------------
[INFO] 
[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ camel-kafka ---
[INFO] Deleting /Users/aironman/Google Drive/camel-kafka/target
[INFO] 
[INFO] --- maven-bundle-plugin:2.3.7:cleanVersions (versions) @ camel-kafka ---
[INFO] 
[INFO] --- maven-remote-resources-plugin:1.4:process (default) @ camel-kafka ---
[INFO] 
[INFO] >>> camel-package-maven-plugin:2.13.1:generate-components-list (default) @ camel-kafka >>>
[INFO] 
[INFO] --- maven-bundle-plugin:2.3.7:cleanVersions (versions) @ camel-kafka ---
[INFO] 
[INFO] --- maven-remote-resources-plugin:1.4:process (default) @ camel-kafka ---
[INFO] 
[INFO] <<< camel-package-maven-plugin:2.13.1:generate-components-list (default) @ camel-kafka <<<
[INFO] 
[INFO] --- camel-package-maven-plugin:2.13.1:generate-components-list (default) @ camel-kafka ---
[INFO] Generated /Users/aironman/Google Drive/camel-kafka/target/generated/camel/components/META-INF/services/org/apache/camel/component.properties containing the Camel component kafka
[INFO] 
[INFO] --- maven-resources-plugin:2.6:resources (default-resources) @ camel-kafka ---
[INFO] Using 'UTF-8' encoding to copy filtered resources.
[INFO] Copying 3 resources
[INFO] Copying 3 resources
[INFO] Copying 1 resource
[INFO] 
[INFO] --- maven-compiler-plugin:2.5.1:compile (default-compile) @ camel-kafka ---
[INFO] Compiling 8 source files to /Users/aironman/Google Drive/camel-kafka/target/classes
[INFO] 
[INFO] --- maven-resources-plugin:2.6:testResources (default-testResources) @ camel-kafka ---
[INFO] Using 'UTF-8' encoding to copy filtered resources.
[INFO] Copying 2 resources
[INFO] Copying 3 resources
[INFO] 
[INFO] --- maven-compiler-plugin:2.5.1:testCompile (default-testCompile) @ camel-kafka ---
[INFO] Compiling 21 source files to /Users/aironman/Google Drive/camel-kafka/target/test-classes
[INFO] 
[INFO] --- maven-surefire-plugin:2.16:test (default-test) @ camel-kafka ---
[INFO] Surefire report directory: /Users/aironman/Google Drive/camel-kafka/target/surefire-reports

-------------------------------------------------------
 T E S T S
-------------------------------------------------------
Running org.apache.camel.component.kafka.KafkaConsumerTest
SLF4J: Class path contains multiple SLF4J bindings.
SLF4J: Found binding in [jar:file:/Users/aironman/.m2/repository/org/slf4j/slf4j-simple/1.7.7/slf4j-simple-1.7.7.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: Found binding in [jar:file:/Users/aironman/.m2/repository/org/slf4j/slf4j-log4j12/1.7.7/slf4j-log4j12-1.7.7.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation.
SLF4J: Actual binding is of type [org.slf4j.impl.SimpleLoggerFactory]
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.356 sec - in org.apache.camel.component.kafka.KafkaConsumerTest
Running org.apache.camel.component.kafka.KafkaEndpointTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.027 sec - in org.apache.camel.component.kafka.KafkaEndpointTest
Running org.apache.camel.component.kafka.KafkaProducerTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.55 sec - in org.apache.camel.component.kafka.KafkaProducerTest
Running org.apache.camel.component.kafka.itests.AsyncInOnlyTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 1, Time elapsed: 0 sec - in org.apache.camel.component.kafka.itests.AsyncInOnlyTest
Running org.apache.camel.component.kafka.itests.AsyncInOutTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 1, Time elapsed: 0 sec - in org.apache.camel.component.kafka.itests.AsyncInOutTest
Running org.apache.camel.component.kafka.itests.AsyncTransferEnxchangeInOnlyTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 1, Time elapsed: 0 sec - in org.apache.camel.component.kafka.itests.AsyncTransferEnxchangeInOnlyTest
Running org.apache.camel.component.kafka.itests.AsyncTransferExchangeInOutTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 1, Time elapsed: 0 sec - in org.apache.camel.component.kafka.itests.AsyncTransferExchangeInOutTest
Running org.apache.camel.component.kafka.itests.SimplePartitionerUseInAsyncInOutTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 1, Time elapsed: 0 sec - in org.apache.camel.component.kafka.itests.SimplePartitionerUseInAsyncInOutTest
Running org.apache.camel.component.kafka.itests.SimplePartitionerUseInAsyncTransferExchangeInOutTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 1, Time elapsed: 0 sec - in org.apache.camel.component.kafka.itests.SimplePartitionerUseInAsyncTransferExchangeInOutTest
Running org.apache.camel.component.kafka.itests.SimplePartitionerUseInSyncInOutTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 1, Time elapsed: 0 sec - in org.apache.camel.component.kafka.itests.SimplePartitionerUseInSyncInOutTest
Running org.apache.camel.component.kafka.itests.SimplePartitionerUseInSyncTransferExchangeInOutTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 1, Time elapsed: 0 sec - in org.apache.camel.component.kafka.itests.SimplePartitionerUseInSyncTransferExchangeInOutTest
Running org.apache.camel.component.kafka.itests.SpringSupportTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 1, Time elapsed: 0.001 sec - in org.apache.camel.component.kafka.itests.SpringSupportTest
Running org.apache.camel.component.kafka.itests.SyncInOnlyTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 1, Time elapsed: 0 sec - in org.apache.camel.component.kafka.itests.SyncInOnlyTest
Running org.apache.camel.component.kafka.itests.SyncInOutTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 1, Time elapsed: 0 sec - in org.apache.camel.component.kafka.itests.SyncInOutTest
Running org.apache.camel.component.kafka.itests.SyncTransferExchangeInOnlyTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 1, Time elapsed: 0 sec - in org.apache.camel.component.kafka.itests.SyncTransferExchangeInOnlyTest
Running org.apache.camel.component.kafka.itests.SyncTransferExchangeInOutTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 1, Time elapsed: 0 sec - in org.apache.camel.component.kafka.itests.SyncTransferExchangeInOutTest
Running org.apache.camel.component.kafka.itests.TransferExchangeSpringSupportTest
Tests run: 1, Failures: 0, Errors: 0, Skipped: 1, Time elapsed: 0 sec - in org.apache.camel.component.kafka.itests.TransferExchangeSpringSupportTest

Results :

Tests run: 17, Failures: 0, Errors: 0, Skipped: 14

[INFO] 
[INFO] --- maven-bundle-plugin:2.3.7:bundle (default-bundle) @ camel-kafka ---
[INFO] 
[INFO] --- maven-site-plugin:3.2:attach-descriptor (attach-descriptor) @ camel-kafka ---
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 7.406s
[INFO] Finished at: Mon Jul 07 17:59:09 CEST 2014
[INFO] Final Memory: 21M/306M
[INFO] ------------------------------------------------------------------------