Fix indentation for all pages

docs/modules/ROOT/pages/README.adoc

@@ -5,12 +5,12 @@ include::intro.adoc[]
 include::_attributes.adoc[]
 
 [[quick-start]]
-== Quick Start
+= Quick Start
 
 include::quickstart.adoc[]
 
 [[zookeeper-overview]]
-== Zookeeper overview
+= Zookeeper overview
 
 ZooKeeper is a centralized service for maintaining configuration information, naming, providing distributed synchronization, and providing group services.
 See the
@@ -18,7 +18,7 @@ https://zookeeper.apache.org[Zookeeper site] for more information.
 Spring Cloud Zookeeper also builds on the https://curator.apache.org[Apache Curator] project, which started life at Netflix.
 
 [[spring-cloud-zookeeper-features]]
-== Spring Cloud Zookeeper Features
+= Spring Cloud Zookeeper Features
 
 Spring Cloud Zookeeper includes the following features:
 
@@ -26,7 +26,7 @@ Spring Cloud Zookeeper includes the following features:
 * Zookeeper-based `PropertySource` loaded during the 'bootstrap' phase
 
 [[running-the-sample]]
-== Running the Sample
+= Running the Sample
 
 . https://zookeeper.apache.org/doc/current/zookeeperStarted.html#sc_Download[Install
 zookeeper] (On a mac with homebrew, use `brew install zookeeper`).
@@ -42,11 +42,11 @@ Doing so brings in the required Spring Cloud Maven repositories and Build.
 . Visit http://localhost:8080 again to verify that `{"serviceId":"testZookeeperApp","host":"<yourhost>","port":8081}` eventually shows up in the results in a round-robin fashion. (It may take a minute or so.)
 
 [[building]]
-== Building
+= Building
 
 include::https://raw.githubusercontent.com/spring-cloud/spring-cloud-build/master/docs/src/main/asciidoc/building.adoc[]
 
 [[contributing]]
-== Contributing
+= Contributing
 
 include::https://raw.githubusercontent.com/spring-cloud/spring-cloud-build/master/docs/src/main/asciidoc/contributing.adoc[]

docs/modules/ROOT/pages/appendix.adoc

@@ -1,7 +1,7 @@
 :numbered!:
 [appendix]
 [[common-application-properties]]
-== Common application properties
+= Common application properties
 
 include::_attributes.adoc[]
 

docs/modules/ROOT/pages/quickstart.adoc

@@ -3,7 +3,7 @@ This quick start walks through using Spring Cloud Zookeeper for Service Discover
 First, run Zookeeper on your machine. Then you can access it and use it as a Service Registry and Configuration source with Spring Cloud Zookeeper.
 
 [[discovery-client-usage]]
-=== Discovery Client Usage
+= Discovery Client Usage
 
 To use these features in an application, you can build it as a Spring Boot application that depends on `spring-cloud-zookeeper-core` and `spring-cloud-zookeeper-discovery`.
 The most convenient way to add the dependency is with a Spring Boot starter: `org.springframework.cloud:spring-cloud-starter-zookeeper-discovery`.
@@ -129,7 +129,7 @@ public String serviceUrl() {
 ----
 
 [[distributed-configuration-usage]]
-=== Distributed Configuration Usage
+= Distributed Configuration Usage
 
 To use these features in an application, you can build it as a Spring Boot application that depends on `spring-cloud-zookeeper-core` and `spring-cloud-zookeeper-config`.
 The most convenient way to add the dependency is with a Spring Boot starter: `org.springframework.cloud:spring-cloud-starter-zookeeper-config`.