fix: index out of bounds when outside a git repo

README.md

@@ -23,9 +23,18 @@
 - new commands like `bit sync` that vastly simplify your workflow 
 - commands from **git-extras** such as `bit release` & `bit info`
 - **fully compatible with git** allowing you to fallback to git if need be.  
+- update using `bit update`
+- get insight into how bit works using `bit --debug`
+
+--- **Coming Soon** ---
+- checkout pull requests from github
+- improved `bit sync`
+- more completions!
 
 ## Install / Update
 
+**new versions** of bit can now update using `bit update`
+
 ### using `cURL` (Simplest way to install) 
 
 ```shell script

main.go

@@ -39,14 +39,26 @@ func main() {
 	}
 
 	// verify is git repo
-	if !bitcmd.IsGitRepo() && os.Args[1] != "update" {
-		if len(os.Args) == 2 && os.Args[1] == "--version" {
+	if len(os.Args) >= 2 {
+		if os.Args[1] == "--version" {
 			fmt.Println("bit version v0.7.5")
 			bitcmd.PrintGitVersion()
 			return
 		}
-		fmt.Println("fatal: not a git repository (or any of the parent directories): .git")
-		return
+	} else {
+
+	}
+	if !bitcmd.IsGitRepo() {
+		if len(os.Args) >= 2 && os.Args[1] == "update" {
+			// do nothing here, proceed to update path
+		} else if len(os.Args) == 2 && os.Args[1] == "--version" {
+			fmt.Println("bit version v0.7.5")
+			bitcmd.PrintGitVersion()
+			return
+		} else {
+			fmt.Println("fatal: not a git repository (or any of the parent directories): .git")
+			return
+		}
 	}
 
 	bitcliCmds := []string{"save", "sync", "help", "info", "release", "update"}