Merge branch 'master' into safe_context_rm_call

Author: gkorland

.circleci/config.yml

@@ -20,7 +20,7 @@ jobs:
 
       - restore_cache:
           keys:
-            - v1-dependencies-{{ arch }}-{{ checksum "Cargo.lock" }}
+            - v1-dependencies-{{ arch }}-{{ checksum "Cargo.toml" }}
             # fallback to using the latest cache if no exact match is found
             - v1-dependencies-
 #      - run:
@@ -52,7 +52,7 @@ jobs:
 #          name: Upload Coverage
 #          command: ./scripts/codecov.sh
       - save_cache:
-          key: v1-dependencies-{{ arch }}-{{ checksum "Cargo.lock" }}
+          key: v1-dependencies-{{ arch }}-{{ checksum "Cargo.toml" }}
           paths:
             - "~/.cargo"
             - "./target"

README.md

@@ -1,6 +1,8 @@
 [![license](https://img.shields.io/github/license/RediSearch/redisearch-api-rs.svg)](https://github.com/RediSearch/redisearch-api-rs)
 [![GitHub issues](https://img.shields.io/github/release/RediSearch/redisearch-api-rs.svg)](https://github.com/RediSearch/redisearch-api-rs/releases/latest)
 [![CircleCI](https://circleci.com/gh/RediSearch/redisearch-api-rs/tree/master.svg?style=svg)](https://circleci.com/gh/RediSearch/redisearch-api-rs/tree/master)
+[![Mailing List](https://img.shields.io/badge/Mailing%20List-RediSearch-blue)](https://groups.google.com/forum/#!forum/redisearch)
+[![Gitter](https://badges.gitter.im/RedisLabs/RediSearch.svg)](https://gitter.im/RedisLabs/RediSearch?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge)
 
 # redisearch-api-rs