Updated baseUrl to be /current rather than /3.0

JAVA-1729

Author: rozza

docs/landing/data/releases.toml

@@ -2,21 +2,15 @@ current = "3.0.0-rc1"
 [[versions]]
   version = "3.0.0-rc1"
   status = "rc"
-  docs = "http://mongodb.github.io/mongo-java-driver/3.0"
-  api = "http://api.mongodb.org/java/3.0"
+  docs = "./current"
+  api = "http://api.mongodb.org/java/current"
 
 [[versions]]
   version = "2.13.0"
   status = "current"
-  docs = "http://mongodb.github.io/mongo-java-driver/2.13"
+  docs = "./2.13"
   api = "http://api.mongodb.org/java/2.13"
 
-[[versions]]
-  version = "2.12.5"
-  status = "old"
-  docs = "http://api.mongodb.org/java/2.12"  # We have no plans for a doc site
-  api = "http://api.mongodb.org/java/2.12"
-
 [[drivers]]
   name = "mongodb-driver"
   description = "The synchronous driver, new in 3.0, for older versions select the: `mongo-java-driver`"

docs/reference/config.toml

@@ -1,4 +1,4 @@
-baseurl = "/mongo-java-driver/3.0"
+baseurl = "/mongo-java-driver/current"
 languageCode = "en-us"
 title = "MongoDB Java Driver"
 theme = "mongodb"