Update bleeding edge VERSION file

tools/VERSION

 # This file is used by tools/utils.py to generate version strings.
 # The numbers are changed as follows:
 #
 #  * New release cycle has begun (i.e. stable release was just made):
 #     - increase MINOR by 1
 #     - set "PATCH 0"
 #     - set "PRERELEASE 0"
 #     - set "PRERELEASE_PATCH 0"
 #
 #  * Doing a push-to-trunk from bleeding_edge:
 #    (The first push-to-trunk in the release cycle will set PRERELEASE to 0)
 #     - increase PRERELEASE by 1
 #     - set "PRERELEASE_PATCH 0"
 #
 #  * Doing a cherry-pick to trunk:
 #     - increase PRERELEASE_PATCH by 1
 #
 #  * Making a stable release (i.e. new stable branch):
 #     - set "PRERELEASE 0"
 #     - set "PRERELEASE_PATCH 0"
 #    The new stable release version will sort higher than the prereleases.
 #
 #  * Making cherry-picks to stable channel
 #     - increase PATCH by 1
 #
 CHANNEL be
 MAJOR 1
-MINOR 7
+MINOR 8
 PATCH 0
 PRERELEASE 0
 PRERELEASE_PATCH 0