fix seasocks alignment issues + lack of .gitignore

Change-Id: If29d4611a47039bc7722b1d16fff920411b766a8
diff --git a/aos/build/externals.gyp b/aos/build/externals.gyp
index 8764eb7..e72f4f7 100644
--- a/aos/build/externals.gyp
+++ b/aos/build/externals.gyp
@@ -16,7 +16,7 @@
     'libevent_version': '2.0.21',
     'libcdd_version': '094g',
     'stm32flash_commit': '8399fbe1baf2b7d097746786458021d92895d71b',
-    'seasocks_version': '1.1.2',
+    'seasocks_version': '1.1.2-p1',
 
     'allwpilib': '<(AOS)/externals/allwpilib',
     'forwpilib': '<(AOS)/externals/forwpilib',