doc: cleaned up GL support table to have the col separator at tab stop.

doc/opengl-support.dox

@@ -52,7 +52,7 @@ following:
 @todo @extension{ARB,half_float_pixel}, @extension{ARB,half_float_vertex}?
 
 %Extension                                  | Status
--------------------------------------------- | ------
+------------------------------------------- | ------
 @extension{ARB,map_buffer_range}            | done
 @extension{ARB,color_buffer_float}          | |
 @extension{ARB,half_float_pixel}            | done
@@ -77,7 +77,7 @@ following:
 @subsection opengl-support-31 OpenGL 3.1
 
 %Extension                                  | Status
--------------------------------------------- | ------
+------------------------------------------- | ------
 @extension{ARB,texture_rectangle}           | done
 @extension{ARB,draw_instanced}              | done
 @extension{ARB,texture_buffer_object}       | done
@@ -89,7 +89,7 @@ following:
 @subsection opengl-support-32 OpenGL 3.2
 
 %Extension                                  | Status
--------------------------------------------- | ------
+------------------------------------------- | ------
 @extension{ARB,geometry_shader4}            | missing layered attachments
 @extension{ARB,depth_clamp}                 | done
 @extension{ARB,draw_elements_base_vertex}   | done
@@ -103,7 +103,7 @@ following:
 @subsection opengl-support-33 OpenGL 3.3
 
 %Extension                                  | Status
--------------------------------------------- | ------
+------------------------------------------- | ------
 @extension{ARB,instanced_arrays}            | done
 @extension{ARB,blend_func_extended}         | done
 @extension{ARB,explicit_attrib_location}    | done (shading language only)
@@ -118,7 +118,7 @@ following:
 @subsection opengl-support-40 OpenGL 4.0
 
 %Extension                                  | Status
--------------------------------------------- | ------
+------------------------------------------- | ------
 @extension{ARB,draw_buffers_blend}          | |
 @extension{ARB,sample_shading}              | |
 @extension{ARB,texture_cube_map_array}      | done
@@ -136,7 +136,7 @@ following:
 @subsection opengl-support-41 OpenGL 4.1
 
 %Extension                                  | Status
--------------------------------------------- | ------
+------------------------------------------- | ------
 @extension{ARB,ES2_compatibility}           | only float depth clear
 @extension{ARB,get_program_binary}          | |
 @extension{ARB,separate_shader_objects}     | only direct uniform binding
@@ -147,7 +147,7 @@ following:
 @subsection opengl-support-42 OpenGL 4.2
 
 %Extension                                  | Status
--------------------------------------------- | ------
+------------------------------------------- | ------
 @extension{ARB,texture_compression_bptc}    | done
 @extension{ARB,base_instance}               | done
 @extension{ARB,shading_language_420pack}    | done (shading language only)
@@ -164,7 +164,7 @@ following:
 @subsection opengl-support-43 OpenGL 4.3
 
 %Extension                                  | Status
--------------------------------------------- | ------
+------------------------------------------- | ------
 @extension{ARB,arrays_of_arrays}            | done (shading language only)
 @extension{ARB,ES3_compatibility}           | only conservative sample query
 @extension{ARB,clear_buffer_object}         | |
@@ -194,7 +194,7 @@ following:
 @todo @extension{AMD,pinned_memory} "fallback" for @extension{ARB,buffer_storage}
 
 %Extension                                  | Status
--------------------------------------------- | ------
+------------------------------------------- | ------
 @extension{ARB,buffer_storage}              | |
 @extension{ARB,clear_texture}               | |
 @extension{ARB,enhanced_layouts}            | done (shading language only)
@@ -207,7 +207,7 @@ following:
 @subsection opengl-support-45 OpenGL 4.5
 
 %Extension                                  | Status
--------------------------------------------- | ------
+------------------------------------------- | ------
 @extension{ARB,ES3_1_compatibility}         | |
 @extension{ARB,clip_control}                | |
 @extension{ARB,conditional_render_inverted} | done
@@ -227,7 +227,7 @@ following:
 @todo @extension{AMD,performance_monitor}, @extension{INTEL,performance_query}
 
 %Extension                                  | Status
--------------------------------------------- | ------
+------------------------------------------- | ------
 @extension{AMD,vertex_shader_layer}         | done (shading language only)
 @extension{AMD,shader_trinary_minmax}       | done (shading language only)
 @extension{ARB,robustness}                  | done
@@ -259,7 +259,7 @@ supported.
 @subsection opengl-support-es30-extensions OpenGL ES 2.0 extensions to match ES 3.0 functionality
 
 %Extension                                  | Status
--------------------------------------------- | ------
+------------------------------------------- | ------
 @es_extension{ANGLE,framebuffer_blit}       | done
 @es_extension{ANGLE,framebuffer_multisample} | done
 @es_extension{ANGLE,instanced_arrays}       | done
@@ -312,7 +312,7 @@ Only extensions not already listed in above tables are included here.
     values (!)
 
 %Extension                                  | Status
--------------------------------------------- | ------
+------------------------------------------- | ------
 @es_extension{APPLE,texture_format_BGRA8888} | done
 @es_extension{CHROMIUM,map_sub}             | only buffer mapping
 @es_extension{EXT,texture_format_BGRA8888}  | done