plug-ins: in pygimp/plug-ins/Makesfile.am, use tab-width of 8

... like the rest of our makefiles.

plug-ins/pygimp/plug-ins/Makefile.am

@@ -3,42 +3,42 @@
 pluginexecdir = $(gimpplugindir)/plug-ins
 
 source_scripts = \
-	colorxhtml.py					\
-	file-openraster.py				\
-	foggify.py						\
-	gradients-save-as-css.py		\
-	histogram-export.py     		\
-	palette-offset.py				\
-	palette-sort.py					\
-	palette-to-gradient.py			\
-	py-slice.py						\
-	python-eval.py					\
-	spyro_plus.py					\
-									\
+	colorxhtml.py			\
+	file-openraster.py		\
+	foggify.py			\
+	gradients-save-as-css.py	\
+	histogram-export.py     	\
+	palette-offset.py		\
+	palette-sort.py			\
+	palette-to-gradient.py		\
+	py-slice.py			\
+	python-eval.py			\
+	spyro_plus.py			\
+					\
 	benchmark-foreground-extract.py	\
-	clothify.py						\
-	shadow_bevel.py					\
-	sphere.py						\
+	clothify.py			\
+	shadow_bevel.py			\
+	sphere.py			\
 	whirlpinch.py
 
 scripts = \
-	colorxhtml/colorxhtml.py						\
-	file-openraster/file-openraster.py				\
-	foggify/foggify.py								\
+	colorxhtml/colorxhtml.py			\
+	file-openraster/file-openraster.py		\
+	foggify/foggify.py				\
 	gradients-save-as-css/gradients-save-as-css.py	\
-	histogram-export/histogram-export.py     		\
-	palette-offset/palette-offset.py				\
-	palette-sort/palette-sort.py					\
-	palette-to-gradient/palette-to-gradient.py		\
-	py-slice/py-slice.py							\
-	python-eval/python-eval.py						\
+	histogram-export/histogram-export.py     	\
+	palette-offset/palette-offset.py		\
+	palette-sort/palette-sort.py			\
+	palette-to-gradient/palette-to-gradient.py	\
+	py-slice/py-slice.py				\
+	python-eval/python-eval.py			\
 	spyro_plus/spyro_plus.py
 
 test_scripts = \
 	benchmark-foreground-extract/benchmark-foreground-extract.py	\
-	clothify/clothify.py											\
-	shadow_bevel/shadow_bevel.py									\
-	sphere/sphere.py												\
+	clothify/clothify.py						\
+	shadow_bevel/shadow_bevel.py					\
+	sphere/sphere.py						\
 	whirlpinch/whirlpinch.py
 
 %.py:
@@ -58,7 +58,7 @@ consoleexec_SCRIPTS = $(console_scripts)
 dist_consoleexec_DATA = pyconsole.py
 
 EXTRA_DIST = \
-	$(source_scripts) 	\
+	$(source_scripts)	\
 	$(console_scripts)
 
 CLEANFILES = $(scripts) $(test_scripts)