Merge pull request #96 from runcom/zsh_installer_compatibility

Edit gvm-installer to be compatible with zsh

README

@@ -25,6 +25,8 @@ To install:
 
     bash < <(curl -s -S -L https://raw.githubusercontent.com/moovweb/gvm/master/binscripts/gvm-installer)
 
+Or if you are using zsh just change `bash` with `zsh`
+
 Installing Go
 =============
     gvm install go1

README.md

@@ -28,6 +28,8 @@ To install:
 
     bash < <(curl -s -S -L https://raw.githubusercontent.com/moovweb/gvm/master/binscripts/gvm-installer)
 
+Or if you are using zsh just change `bash` with `zsh`
+
 Installing Go
 =============
     gvm install go1

binscripts/gvm-installer

@@ -19,7 +19,7 @@ update_profile() {
 
 check_existing_go() {
 
-	if [ "$GOROOT" == "" ]; then
+	if [ "$GOROOT" = "" ]; then
 		if which go > /dev/null; then
 			GOROOT=$(go env | grep GOROOT | cut -d"=" -f2)
 		else