bump version to v0.7.6, update news and cran comments

Author: sckott

DESCRIPTION

@@ -8,7 +8,7 @@ Description: Connect to 'Elasticsearch', a 'NoSQL' database built on the 'Java'
     requests. In addition, 'elastic' provides functions for interacting with 'APIs'
     for 'indices', documents, nodes, clusters, an interface to the cat 'API', and
     more.
-Version: 0.7.4.9300
+Version: 0.7.6
 License: MIT + file LICENSE
 Authors@R: person("Scott", "Chamberlain", role = c("aut", "cre"),
     email = "myrmecocystus@gmail.com")

NEWS.md

@@ -1,3 +1,13 @@
+elastic 0.7.6
+=============
+
+### BUG FIXES
+
+* Allow usage of `es_base` parameter in `connect()` - Now, instead of 
+`stop()` on `es_base` usage, we use its value for `es_host`. Only 
+pass in one or the other of `es_base` and `es_host`, not both. 
+(#146) thanks @MarcinKosinski
+
 elastic 0.7.4
 =============
 

cran-comments.md

@@ -20,8 +20,7 @@ License components with restrictions and base license permitting such:
 
 -------
 
-This version includes new suite of functions for an Elasticsearch feature,
-a bug fix, more tests, and a documentation improvement.
+This version includes a bug fix.
 
 Thanks! 
 Scott Chamberlain