update appveyor to go 1.11, add support for code coverage generation in tests

.travis.yml

@@ -5,23 +5,27 @@ osx_image: xcode8.3
 go: 1.11.x
 
 os:
-- linux
-- osx
+  - linux
+  - osx
 
 cache:
   directories:
-  - node_modules
+    - node_modules
 
 before_script:
-- go get github.com/urfave/gfmrun/... || true
-- go get golang.org/x/tools/cmd/goimports
-- if [ ! -f node_modules/.bin/markdown-toc ] ; then
+  - go get github.com/urfave/gfmrun/... || true
+  - go get golang.org/x/tools/cmd/goimports
+  - if [ ! -f node_modules/.bin/markdown-toc ] ; then
     npm install markdown-toc ;
-  fi
+    fi
 
 script:
-- ./runtests gen
-- ./runtests vet
-- ./runtests test
-- ./runtests gfmrun
-- ./runtests toc
+  - ./runtests gen
+  - ./runtests vet
+  - ./runtests test
+  - ./runtests gfmrun
+  - ./runtests toc
+
+after_success:
+  - ./coverage.sh
+  - bash <(curl -s https://codecov.io/bash)

appveyor.yml

@@ -8,19 +8,19 @@ clone_folder: c:\gopath\src\github.com\urfave\cli
 
 environment:
   GOPATH: C:\gopath
-  GOVERSION: 1.8.x
+  GOVERSION: 1.11.x
   PYTHON: C:\Python36-x64
   PYTHON_VERSION: 3.6.x
   PYTHON_ARCH: 64
 
 install:
-- set PATH=%GOPATH%\bin;C:\go\bin;%PATH%
-- go version
-- go env
-- go get github.com/urfave/gfmrun/...
-- go get -v -t ./...
+  - set PATH=%GOPATH%\bin;C:\go\bin;%PATH%
+  - go version
+  - go env
+  - go get github.com/urfave/gfmrun/...
+  - go get -v -t ./...
 
 build_script:
-- python runtests vet
-- python runtests test
-- python runtests gfmrun
+  - python runtests vet
+  - python runtests test
+  - python runtests gfmrun

coverage.sh

@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+set -e
+echo "" > coverage.txt
+
+for f in $(ls *.coverprofile); do
+    cat $f >> coverage.txt
+    rm $f
+done

runtests

@@ -34,10 +34,6 @@ def main(sysargs=sys.argv[:]):
 
 
 def _test():
-    if check_output('go version'.split()).split()[2] < 'go1.2':
-        _run('go test -v .')
-        return
-
     coverprofiles = []
     for subpackage in ['', 'altsrc']:
         coverprofile = 'cli.coverprofile'