Fix patterns from

The original ignore was far too general and results in eliminating packages named "db" or "project", for example. These are not that uncommon for package names. Also added a lot of other common, Playframework project related ignore patterns (Scala/Java/sbt/Eclipse).

PlayFramework.gitignore

@@ -1,19 +1,43 @@
+# General Java / Scala ignore
+*.class
+*.log
+
+
+# eclipse ignores
+.project
+.metadata
+.classpath
+*.tmp
+*.bak
+*.swp
+.settings/
+
+# Locally stored "Eclipse launch configurations"
+*.launch
+
 # Ignore Play! working directory #
-bin
-db
-eclipse
-lib
-log
-logs
-modules
+/db
+.eclipse
+/lib/
+/logs/
+/modules
 precompiled
-project/project
-project/target
-target
-tmp
+/project/project
+/project/target
+/target
+tmp/**
+tmp/**/*
 test-result
 server.pid
 *.iml
 *.eml
-dist
+/dist/
 .cache
+
+# sbt ignore
+.history/
+.lib/
+
+# Scala-IDE specific
+.scala_dependencies
+.worksheet