doc: Add documentation-generating scripts to the Crashpad tree

doc/crashpad.doxy

Index: doc/crashpad.doxy
diff --git a/crashpad.doxy b/doc/crashpad.doxy
similarity index 99%
rename from crashpad.doxy
rename to doc/crashpad.doxy
index d02ad2117699f3e30284b85e6667069905c56533..16f9ed57e24c507eb294d444fba9568fd200a977 100644
--- a/crashpad.doxy
+++ b/doc/crashpad.doxy
@@ -58,7 +58,7 @@ PROJECT_LOGO           =
 # entered, it will be relative to the location where doxygen was started. If
 # left blank the current directory will be used.
 
-OUTPUT_DIRECTORY       = out
+OUTPUT_DIRECTORY       = out/doc/doxygen
 
 # If the CREATE_SUBDIRS tag is set to YES then doxygen will create 4096 sub-
 # directories (in 2 levels) under the output directory of each output format and
@@ -799,8 +799,7 @@ RECURSIVE              = YES
 # Note that relative paths are relative to the directory from which doxygen is
 # run.
 
-EXCLUDE                = out \
-                         third_party
+EXCLUDE                = third_party
 
 # The EXCLUDE_SYMLINKS tag can be used to select whether or not files or
 # directories that are symbolic links (a Unix file system feature) are excluded
@@ -816,7 +815,7 @@ EXCLUDE_SYMLINKS       = NO
 # Note that the wildcards are matched against the file with absolute path, so to
 # exclude all test directories for example use the pattern */test/*
 
-EXCLUDE_PATTERNS       =
+EXCLUDE_PATTERNS       = out*
 
 # The EXCLUDE_SYMBOLS tag can be used to specify one or more symbol names
 # (namespaces, classes, functions, etc.) that should be excluded from the