arduinoGH-612: core search can match Platform#ID too. (arduino#615)

When matching against a Platform#ID, the match must be a
case-insensitive exact match.

Closes arduino#612.

Signed-off-by: Akos Kitta <[email protected]>

update compile --build-path to support both relative and absolute flags

Author: kittaakos

Diff for: cli/compile/compile.go

@@ -18,6 +18,7 @@ package compile
 import (
 	"context"
 	"os"
+	"fmt"
 
 	"github.com/arduino/arduino-cli/cli/feedback"
 
@@ -101,7 +102,11 @@ func run(cmd *cobra.Command, args []string) {
 	}
 
 	sketchPath := initSketchPath(path)
-
+	fmt.Println("FLAG LMAO")
+	fmt.Println(buildPath)
+	if string(buildPath) != "/" {
+		buildPath = args[0]
+	} 
 	_, err = compile.Compile(context.Background(), &rpc.CompileReq{
 		Instance:         inst,
 		Fqbn:             fqbn,