[IMP] add mising license keys

Author: bosd

base_monero/__manifest__.py

@@ -25,4 +25,5 @@
     "installable": True,
     "application": True,
     "classifiers": ["License :: OSI Approved :: MIT License"],
+    "license": "MIT",
 }

payment_monero/__manifest__.py

@@ -36,4 +36,5 @@
     "installable": True,
     "application": True,
     "classifiers": ["License :: OSI Approved :: MIT License"],
+    "license": "MIT",
 }

pos_payment_monero/__manifest__.py

@@ -29,4 +29,5 @@
     "installable": True,
     "application": True,
     "classifiers": ["License :: OSI Approved :: MIT License"],
+    "license": "MIT",
 }