Change title, + headers, + bullets, fix broken links

git-svn-id: https://svn.apache.org/repos/asf/incubator/taverna/site/trunk@1753409 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/content/documentation/service-sets/index.md b/content/documentation/service-sets/index.md
index 8d7dceb..a894f61 100644
--- a/content/documentation/service-sets/index.md
+++ b/content/documentation/service-sets/index.md
@@ -1,4 +1,4 @@
-Title:     Service sets
+Title:     Using service sets
 Notice:    Licensed to the Apache Software Foundation (ASF) under one
            or more contributor license agreements.  See the NOTICE file
            distributed with this work for additional information
@@ -16,40 +16,44 @@
            specific language governing permissions and limitations
            under the License.
 
-A service set is a collection of services that have something in common, 
+>A *service set* is a collection of services that have something in common,
    for example a compatible functionality or suitability for a domain.
 
-You can save the set of services that are in the 
-   [Service Panel](/documentation/glossary#service_panel) of the Workbench by right-clicking on 
+## Saving service sets
+You can save the set of services in the
+   [Service Panel](/documentation/glossary#service_panel) of the Workbench by right-clicking on
    *Available Services* in the Service Panel.
 
-You can add a set of services to the Service Panel by right-clicking on *Available Services*. 
-The service set can either be specified in a file, or downloaded from a URL on the Web that 
-   points to the service description file. 
+## Adding service sets
+You can add a set of services to the Service Panel by right-clicking on *Available Services*.
+The service set can either be **specified in a file**, or **downloaded from a URL** on the Web that
+   points to the service description file.
 You have the choice to replace your current set of services, or to add to your set of services.
 
-Note that the service templates and local services are not removed when you replace your service 
+Note that the service templates and local services are not removed when you replace your service
    set.
 
+## Available service sets
 Currently available service sets include:
 
- - [NCBI Entrez Utilities Web service set](http://www.myexperiment.org/packs/132.html) - 
-    a set of 
-    [NCBI Entrez services](http://www.ncbi.nlm.nih.gov/entrez/query/static/esoap_help.html)
-    providing access to 
-    [EGQuery](http://www.ncbi.nlm.nih.gov/entrez/query/static/egquery_help.html),
-    [ESummary](http://www.ncbi.nlm.nih.gov/entrez/query/static/esummary_help.html), 
-    [EInfo](http://www.ncbi.nlm.nih.gov/entrez/query/static/einfo_help.html), 
-    [ELink](http://www.ncbi.nlm.nih.gov/entrez/query/static/elink_help.html), 
-    [ESearch](http://www.ncbi.nlm.nih.gov/entrez/query/static/esearch_help.html), 
-    [ESpell](http://www.ncbi.nlm.nih.gov/entrez/query/static/espell_help.html),
-    [EPost](http://www.ncbi.nlm.nih.gov/entrez/query/static/epost_help.html) and 
-    [EFetch](http://www.ncbi.nlm.nih.gov/entrez/query/static/efetch_help.html) utilities.
- 
- - [Chemistry Web service set](http://www.myexperiment.org/packs/135.html) - 
-     a set of Web services for chemistry provided by 
-     [ChemSpider](/introduction/chemistry-web-services#chemspider), 
-     [ChEBI](/introduction/chemistry-web-services#chebi) and   
+ - [NCBI Entrez Utilities Web service set](http://www.myexperiment.org/packs/132.html) -
+    a set of
+    [NCBI Entrez services](http://www.ncbi.nlm.nih.gov/books/NBK25499/)
+    providing access to the following utilities:
+    -     [EGQuery](http://www.ncbi.nlm.nih.gov/books/NBK25499/#chapter4.EGQuery)
+    -     [ESummary](http://www.ncbi.nlm.nih.gov/books/NBK25499/#chapter4.ESummary)
+    -     [EInfo](http://www.ncbi.nlm.nih.gov/books/NBK25499/#chapter4.EInfo)
+    -     [ELink](http://www.ncbi.nlm.nih.gov/books/NBK25499/#chapter4.ELink)
+    -     [ESearch](http://www.ncbi.nlm.nih.gov/books/NBK25499/#chapter4.ESearch)
+    -     [ESpell](http://www.ncbi.nlm.nih.gov/books/NBK25499/#chapter4.ESpell)
+    -     [EPost](http://www.ncbi.nlm.nih.gov/books/NBK25499/#chapter4.EPost)
+    -     [EFetch](http://www.ncbi.nlm.nih.gov/books/NBK25499/#chapter4.EFetch)
+
+
+ - [Chemistry Web service set](http://www.myexperiment.org/packs/135.html) -
+     a set of Web services for chemistry provided by
+     [ChemSpider](/introduction/chemistry-web-services#chemspider),
+     [ChEBI](/introduction/chemistry-web-services#chebi) and
      [PubChem](/introduction/chemistry-web-services#pubchem).
 
-You can also find [service sets on myExperiment](http://www.myexperiment.org/tags/1963.html).
+>You can also find [service sets on myExperiment](http://www.myexperiment.org/tags/1963.html).