Obtain branches in a more robust way. Begin refactor work on gitcommands

utils.go

@@ -0,0 +1,23 @@
+package main
+
+import (
+	"strings"
+
+	"github.com/jesseduffield/gocui"
+)
+
+func splitLines(multilineString string) []string {
+	multilineString = strings.Replace(multilineString, "\r", "", -1)
+	if multilineString == "" || multilineString == "\n" {
+		return make([]string, 0)
+	}
+	lines := strings.Split(multilineString, "\n")
+	if lines[len(lines)-1] == "" {
+		return lines[:len(lines)-1]
+	}
+	return lines
+}
+
+func trimmedContent(v *gocui.View) string {
+	return strings.TrimSpace(v.Buffer())
+}