(cgi-ctl): unify clone command flags (rename -i to -U)

cmd/cgi-ctl/cmd_clone.go

@@ -13,7 +13,7 @@ import (
 
 type clone struct {
 	remoteLink
-	UID    string `short:"i" long:"uid" env:"UID" description:"Lambda UID" required:"yes"`
+	UID    string `short:"U" long:"uid" env:"UID" description:"Lambda UID" required:"yes"`
 	Output string `short:"o" long:"output" env:"OUTPUT" description:"Output directory (empty - same as UID)" default:""`
 }
 

docs/cgi-ctl/clone.md

@@ -26,7 +26,7 @@ Help Options:
       -u, --url=         Trusted-CGI endpoint (default: http://127.0.0.1:3434/) [$URL]
           --ghost        Disable save credentials to user config dir [$GHOST]
           --independent  Disable read credentials from user config dir [$INDEPENDENT]
-      -i, --uid=         Lambda UID [$UID]
+      -U, --uid=         Lambda UID [$UID]
       -o, --output=      Output directory (empty - same as UID) [$OUTPUT]
 ```
 

docs/index.md

@@ -75,6 +75,11 @@ so we don't need a heavy restriction for the application, so let's throw away do
 * [Security](usage/security) - security and restrictions
 * [GIT repo](usage/git_repo) - using GIT repo as a function
 
+Before version `1.<minor>.<patch>` only the same version of `trusted-cgi` and `cgi-ctl` will guaranteed work. Different versions of
+server and client binaries may work or may not work.
+
+As soon as project will reach major version, within one minor version but different patch number client and server tools must work properly. 
+
 **High-level components diagram**
 
 ![Download](./assets/trusted-cgi-overview.svg)