Change default for TENV_DETACHED_PROXY on non windows OS #255 (#304)

Signed-off-by: Denis Vaumoron <[email protected]>

README.md

@@ -639,9 +639,9 @@ If set to true **tenv** will automatically install missing tool versions needed.
 
 <details><summary><b>TENV_DETACHED_PROXY</b></summary><br>
 
-String (Default: false)
+String (Default: false on Windows OS, true on other OS)
 
-Enable **tenv** proxies detached behaviour (use a new process group id when launching tool command, allow to avoid killing proxied tool process earlier than expected when proxies redirect interrupt signal already sended to whole process group (issue occurrences known on macOS)).
+Enable **tenv** proxies detached behaviour (use a new process group id when launching tool command, allow to avoid killing proxied tool process earlier than expected when proxies redirect interrupt signal already sended to whole process group (issue occurrences known on macOS and Linux)).
 
 </details>
 

versionmanager/proxy/detach/detached_others.go

@@ -32,7 +32,7 @@ import (
 const msgErr = "Failed to read " + config.TenvDetachedProxyEnvName + " environment variable, disable behavior :"
 
 func InitBehaviorFromEnv(cmd *exec.Cmd, getenv configutils.GetenvFunc) {
-	detached, err := getenv.Bool(false, config.TenvDetachedProxyEnvName)
+	detached, err := getenv.Bool(true, config.TenvDetachedProxyEnvName)
 	if err != nil {
 		fmt.Println(msgErr, err) //nolint
 	}