Fix dependency problem in dropwizard example
There was an incompatible mix of jackson dependencies which caused the app to not start up.  Changed the tracer client to use an old version, but allow the agent to still use a newer version (since it is shadowed).
MODIFY
dd-trace-ot/dd-trace-ot.gradle
dd-trace-ot/dd-trace-ot.gradle
@@ -36,7 +36,7 @@ dependencies {
compile deps.jackson
compile deps.slf4j
compile deps.autoservice
- compile group: 'org.msgpack', name: 'jackson-dataformat-msgpack', version: '0.8.13'
+ compile group: 'org.msgpack', name: 'jackson-dataformat-msgpack', version: '0.8.2'
testCompile group: 'org.objenesis', name: 'objenesis', version: '2.6'
testCompile group: 'cglib', name: 'cglib-nodep', version: '3.2.5'

MODIFY
gradle/dependencies.gradle
gradle/dependencies.gradle
@@ -7,7 +7,7 @@ ext {
slf4j : "1.7.25",
guava : "20.0",
- jackson : "2.9.3",
+ jackson : "2.6.3",
spock : "1.0-groovy-$spockGroovyVer",
groovy : groovyVer,

Fix dependency problem in dropwizard example

There was an incompatible mix of jackson dependencies which caused the app to not start up.  Changed the tracer client to use an old version, but allow the agent to still use a newer version (since it is shadowed).