note msvc compiler is tested in the readme #41 (#49)

* readme

* Update README.md

* badges

* Update README.md

.circleci/config.yml

@@ -10,6 +10,10 @@ jobs:
     steps:
       - checkout
 
+      - run:
+          name: Toolchain Versions
+          command: |
+              c++ --version && cmake --version && git --version && cat /etc/os-release
       - run:
           name: Cmake
           command: |

.circleci/dockerfile-test-entrypoint.sh

@@ -7,9 +7,7 @@ sep() {
 
 sep
 echo "version info"
-g++ --version
-cmake --version
-cat /etc/os-release
+c++ --version && cmake --version && git --version && cat /etc/os-release
 
 sep
 cmake \

README.md

@@ -9,10 +9,7 @@ MusicXML Class Library
 
 -----------------------------------------
 
-![CircleCI](https://circleci.com/gh/webern/mx.svg?style=svg&circle-token=2f4d1a33a0825d9634b458a2306ed22482314661)
-
-Badges seem to be [broken](https://github.com/github/markup/issues/224), go to the [CircleCI project](https://circleci.com/gh/webern/mx) for build status.  
-
+[![CircleCI](https://circleci.com/gh/webern/mx.svg?style=svg)](https://circleci.com/gh/webern/mx)
 
 ## Introduction
 
@@ -21,9 +18,10 @@ This project is a C++ library for working with MusicXML files.  MusicXML files a
 ## Compiling
 
 The project is tested with the following:
-* Xcode 10.1 Apple LLVM version 10.0.0 (clang-1000.11.45.5)
+* Clang (Xcode 10 and higher)
 * g++ (Debian 6.3.0-18+deb9u1) 6.3.0 20170516
 * cmake version 3.7.2
+* MSVC2019
 
 Visual Studio should be very close to working. A good first pull request would be to compile with VS and add the version to the list above.