add new exclude files, flag files and sample description files that don't include a license header

rat-excludes

@@ -797,13 +797,23 @@ main/extensions/source/macosx/spotlight/delzip
 main/extras/source/autotext/delzip
 main/extras/source/autotext/lang/delzip
 main/extras/source/database/delzip
+main/extras/source/gallery/arrows/delzip
 main/extras/source/gallery/bullets/delzip
+main/extras/source/gallery/computers/delzip
 main/extras/source/gallery/delzip
+main/extras/source/gallery/diagrams/delzip
+main/extras/source/gallery/education/delzip
+main/extras/source/gallery/environment/delzip
+main/extras/source/gallery/finance/delzip
 main/extras/source/gallery/gallery_sound/delzip
 main/extras/source/gallery/gallery_system/delzip
 main/extras/source/gallery/htmlexpo/delzip
+main/extras/source/gallery/people/delzip
 main/extras/source/gallery/rulers/delzip
 main/extras/source/gallery/sounds/delzip
+main/extras/source/gallery/symbols/delzip
+main/extras/source/gallery/transportation/delzip
+main/extras/source/gallery/txtshapes/delzip
 main/extras/source/gallery/www-back/delzip
 main/extras/source/gallery/www-graf/delzip
 main/extras/source/misc_config/delzip
@@ -1115,6 +1125,9 @@ main/mysqlc/source/description/description_zh-CN.txt
 main/mysqlc/source/description/description_zh-TW.txt
 main/odk/examples/DevelopersGuide/Components/SimpleLicense/registration/license_de.txt
 main/odk/examples/DevelopersGuide/Components/SimpleLicense/registration/license_en_US.txt
+main/odk/examples/cpp/StatusbarController/ModifiedStatusbarController/description/description_en-US.txt
+main/odk/examples/cpp/StatusbarController/SelectionModeStatusbarController/description/description_en-US.txt
+main/odk/examples/cpp/StatusbarController/WordCountStatusbarController/description/description_en-US.txt
 main/odk/examples/DevelopersGuide/UCB/data/data.txt
 main/odk/examples/basic/drawing/dirtree.txt
 main/odk/examples/basic/text/creating_an_index/indexlist.txt