Update pom.xml version number for docs (googleapis#769)

Author: kolea2

clients/1.26.0/google-api-services-docs/v1/pom.xml

@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-docs</artifactId>
-  <version>v1-rev20190125-1.26.0</version>
-  <name>Google Docs API v1-rev20190125-1.26.0</name>
+  <version>v1-rev20190128-1.26.0</version>
+  <name>Google Docs API v1-rev20190128-1.26.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>

clients/1.27.0/google-api-services-docs/v1/pom.xml

@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-docs</artifactId>
-  <version>v1-rev20190125-1.27.0</version>
-  <name>Google Docs API v1-rev20190125-1.27.0</name>
+  <version>v1-rev20190128-1.27.0</version>
+  <name>Google Docs API v1-rev20190128-1.27.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>

clients/1.28.0/google-api-services-docs/v1/pom.xml

@@ -8,8 +8,8 @@
 
   <groupId>com.google.apis</groupId>
   <artifactId>google-api-services-docs</artifactId>
-  <version>v1-rev20190125-1.28.0</version>
-  <name>Google Docs API v1-rev20190125-1.28.0</name>
+  <version>v1-rev20190128-1.28.0</version>
+  <name>Google Docs API v1-rev20190128-1.28.0</name>
   <packaging>jar</packaging>
 
   <inceptionYear>2011</inceptionYear>