diff --git a/sa.key b/sa.key
deleted file mode 100644
index a3ea558734..0000000000
--- a/sa.key
+++ /dev/null
@@ -1,28 +0,0 @@
------BEGIN PRIVATE KEY-----
-MIIEvAIBADANBgkqhkiG9w0BAQEFAASCBKYwggSiAgEAAoIBAQCpS8zP8fh/svK4
-+HBZpgkYY4hUvmSZjIe3TnP41p3wUz9tMMcs33BQ10cQLgTJGeSSu8P5CML9ZFW9
-qAJY6sVOvO2Z+UayB1nPZ3EJPgaI6h/rjTYzi5bceIpF1a81jArhDFHv2jYKynQb
-ap3Dihgh+yqEv4skrBNK/AfBjVNiOe0LVN34ILe3g9jqfh0yOlV+JHSlkQwEg2zJ
-BBtqQeZle0Vok7Bc8JerarbNmpNEwyvYYkSo5Am9u8eWe5nR+lhydT5tiHE87CJy
-V+YdW8sz/rFxBCCzie86YhynGJVkckK3x08kbraG1Ts68h147eNi3zB0lgFxXmHp
-71cIfltfAgMBAAECggEACW7beFFk5ZtPTPaC2WvtS8+X9BOGasvaxWBOCUp5aGpV
-uWbODPZc6BQ8Cxm//diUf4c40d0myD8D9q+wLyDTDPfCoXazSrjVdz9YnAmPDFKc
-pApX6ngCWEHbKoL6jULtWZbPJfcvAFuW1pmSitJcqoq31se5dWSlJTjKfIK8Z6z3
-+CK01DyMPE0XjVb57pBqLJA/gf1gKOAPZlWMOIrzuPEuyWsrEl5OxNn9WVAMxhYv
-AdKu6BQZ6TArzARq2aawcLzQqHjw8CVgMObaVLsTiD7oabLYG11iN8Onr8aCKEwN
-zxD9Tkl5Kd6R3MQlxslXpQZ9SXv+aqVOMIfUCiWYEQKBgQDkDCWPVrm5o+3cysbQ
-tG4SeGGuDGIsxnfeaW2/vpzKjtS+xsvqcy3i3+fycuOJRtXDp8/5FlBCArGejFFk
-0Bvq8Vn0sG6x9ovMshzStShtX51cIR5q2UT89jotbCF3SQKMK/rk0BIOh0AgsvGQ
-ZQ+OdLUcIxNJ/K0RaE0yVZ3FdwKBgQC+DBtaY4UawpF8LOfK2k/p96PguxlE7Hlq
-K+x0bz/D3TlAUjzcWxf9sWbl3eB3CtRldIZfechuBdAFXc72ifmTSMtdLzCApEWH
-/yiZOEpXrz2OkZdMxiNfOOy7+g7LX6I6W752NGLdLxvjN98YqUb34BBaMQhGByNX
-D545Z6IzWQKBgH49NyGVGbTpSUhbPBnWd8RjvXbyxfoRV9PYOvfVFciPrrd5JvK/
-FdyspCKzdL/OZZEsuVUjBAS2pwqklH4hMgMp3ek1LeH4IEWNJ6WAwUNilaKldsgh
-RC5gQ65XWGNHGFDuG7JEeGpwdpBjXpPXTfhHJObRh+ECLfAf8/P0LyVbAoGARdn9
-U8OwcJ2DC7kVmSGUrdIvkbIzH3orRjLOvh0Fut/c4x9W70csEjraLzLWBesdFg02
-NnF0kbvhMZfBMiyUZuYimSV3FlFKnSnTqj1eVcw7O+OXUMiix6UMnirStT15Synd
-X2Tx0Yo3HdSzU0UkqIbae8v51oNZIe7DoSXOIEECgYA5USC2Tytb4Fp+llOH0GnC
-Ir+qMiftOSdNtUHjHN0HCx83rTVlwY3HW+Cpht6qtAXvMuQbgeprbFdDjT/PxJaM
-2kC3S7nJ4v+iUlCna+lyudGPCrRf3Fqq34Obu28PDtZqlzIxvrpptMkTS9W5a0CH
-hl6XuPXqxWuQL8M1tKsZMw==
------END PRIVATE KEY-----