subdir-makefiles: mka modules iff board name := pico better safe than sorry :)

Change-Id: Ie0e8fa9d225855fdf557fce790889aa45706463e
camera: don't use hw_get_module_by_class
        the vendor blobs aren't tested yet

Change-Id: I32800fda7549d85a985313846afbbcd2af34852a
OTA_EXTRAS: Add FILE define in BoardConfig.mk
            Assuming we have https://gerrit.omnirom.org/#/c/5884/
            or, we shift to using custom releasetools,
            we'd still need this defined somewhere

Change-Id: I9840465f5a5b769752cd363138d1458fea73630b
Revert "AndroidProducts: this is how it should be, not the other way around"

Ermagherd!!!

This reverts commit d9ea01c1a13fc5eb0896b0cf231159a18572210a.

Change-Id: Ie654b506ac5784ae0dca73fff2f7b7369b02282e