update .gitignore to new standard
remove ubuntu; add tomcat8 suite; remove cluster section
enforce minimum versions on dependent cookbooks
require java >= 7 if using tomcat 8
bugfix: default recipe was not calling my _java recipe
exclude JasperListener if tomcat 8+
add tomcat 8
switch license to Apache 2.0
minor doc updates
Merge pull request #1 from toddmichael/add_tomcat8

Add Tomcat 8 support