Fix some tags and categories

converter/README.md

@@ -3,7 +3,7 @@ layout: pattern
 title: Converter
 folder: converter
 permalink: /patterns/converter/
-categories:
+categories: Business Tier
 tags:
  - Java
  - Difficulty-Beginner

eip-aggregator/README.md

@@ -3,11 +3,11 @@ layout: pattern
 title: EIP Aggregator
 folder: eip-aggregator
 permalink: /patterns/eip-aggregator/
-categories: Enterprise integration
+categories: Integration
 tags:
  - Java
  - Difficulty-Intermittent
- - Enterprise integration
+ - EIP
 ---
 
 ## Intent

eip-splitter/README.md

@@ -3,11 +3,11 @@ layout: pattern
 title: EIP Splitter
 folder: eip-splitter
 permalink: /patterns/eip-splitter/
-categories: Enterprise integration
+categories: Integration
 tags:
  - Java
  - Difficulty-Intermittent
- - Enterprise integration
+ - EIP
 ---
 
 ## Intent

eip-wire-tap/README.md

@@ -3,11 +3,11 @@ layout: pattern
 title: EIP Wire Tap
 folder: eip-wire-tap
 permalink: /patterns/eip-wire-tap/
-categories: Enterprise integration
+categories: Integration
 tags:
  - Java
  - Difficulty-Intermittent
- - Enterprise integration
+ - EIP
 ---
 
 ## Intent

marker/README.md

@@ -3,7 +3,7 @@ layout: pattern
 title: Marker Interface
 folder: marker
 permalink: /patterns/marker/
-categories: Design
+categories: Other
 tags:
  - Java
  - Difficulty-Beginner