fixed error introduced in application.rst (v1.8) along with a general spelling check pass including consistent spelling of "runtime" and hyphenated words with "pre-" Signed-off-by: David B. Kinder <david.b.kinder@intel.com>
Change-Id: I6caa94bc1a3d1986966652cd0a24bf22f3697481 Signed-off-by: Anas Nashif <anas.nashif@intel.com>