Add maven archetypes for all supported frameworks

[sapessi]

• Framework version: 1.0
• Implementations: Jersey / Spring / Spring Boot / Spark

Scenario

Create maven archetypes for basic application on each framework

Expected behavior

Developers should be able to create a new pre-configured project.

$ mvn archetype:generate \
     -DarchetypeGroupId=com.amazonaws.serverless \
     -DarchetypeArtifactId=serverless-spring-quickstart \
     -DarchetypeVersion=1.0.0 \
     -DgroupId=com.company \
     -DartifactId=webapp \
     -Dversion=1.0.0-SNAPSHOT \
     -DinteractiveMode=false

[sapessi]

All archetypes are in the core branch. Closing this issue.