feat(commands): more commands (#30)

- I wrote a scripts to copy and generate all commands missing in iris
from fig repo: https://github.com/withfig/autocomplete
- Add a new script to generate commands docs about which commands
currently are inside commands folder
377d4aac663590e504fe39a92eb4dac4cbd333b2
- Add more icons e64d4e70a1db61e62053460a882e093bd6373ab1

commands/sys/install.go

@@ -0,0 +1,20 @@
+package sys
+
+import (
+	"github.com/versenilvis/iris/commands/core"
+)
+
+func init() {
+	core.Register(&core.Spec{
+		Name:        "install",
+		Description: "Use suffix as the backup suffix if -b is given",
+		Options: []core.Option{
+			{Name: "-B", Description: "Use suffix as the backup suffix if -b is given"},
+			{Name: "-b", Description: "Create directories.  Missing parent directories are created as required"},
+			{Name: "-f", Description: "Specify a group. A numeric GID is allowed"},
+			{Name: "-M", Description: "Disable all use of mmap(2)"},
+			{Name: "-m", Description: "Specify an owner. A numeric UID is allowed"},
+			{Name: "-p", Description: "Causes install to show when -C actually installs something"},
+		},
+	})
+}