Updates version number to 0.4.264899296.20190822.

Significant changes:
- Always build both armv7k and arm64_32 architectures when a
  physical watchOS device may be involved.
- Moved _tulsi-includes -> bazel-tulsi-includes.

PiperOrigin-RevId: 264903092
diff --git a/version.bzl b/version.bzl
index d480048..00f591e 100644
--- a/version.bzl
+++ b/version.bzl
@@ -4,9 +4,9 @@
 # Version number (recorded into the Info.plist)
 TULSI_VERSION_MAJOR = "0"
 
-TULSI_VERSION_FIXLEVEL = "263367181"
+TULSI_VERSION_FIXLEVEL = "264899296"
 
-TULSI_VERSION_DATE = "20190814"
+TULSI_VERSION_DATE = "20190822"
 
 TULSI_VERSION_COPYRIGHT = "2015-2018"