Update jme3_srgbpipeline.adoc

Fixed broken bold format for second "Important" Admonition.
Fixed typos and grammar errors.

src/docs/asciidoc/jme3/advanced/jme3_srgbpipeline.adoc

@@ -69,7 +69,8 @@ image:http://i.imgur.com/Lya1ldH.png[Lya1ldH.png,width="400",height=""]
 
 [IMPORTANT]
 ====
-This is a short hand to enable both linearization of input textures and Gamma correction of the rendered output on screen.* But both can be enabled separately*.
+This is a short hand to enable both linearization of input textures and Gamma correction of the rendered output on screen. +
+*Both can be enabled separately*.
 
 ====
 
@@ -87,9 +88,13 @@ renderer.setMainFrameBufferSrgb(boolean srgb)
 This will be ignored if the hardware doesn't have the GL_ARB_framebuffer_sRGB or the GL_EXT_texture_sRGB.
 This can be toggled at run time.
 
-This uses Opengl hardware gamma correction that uses an approximated Gamma value of 2.2 and uses the following formula : color = pow(color,1/gamma) +
-Not that this will not yield exact results, as the real gamma can vary depending on the monitor. +
+This uses Opengl hardware gamma correction that uses an approximated Gamma value of 2.2 and uses the following formula : color = pow(color,1/gamma) 
+
+[NOTE]
+====
+This will not yield exact results, as the real gamma can vary depending on the monitor. +
 If this is a problem, please refer to the “handling gamma correction in a post process section.
+====
 
 
 ===== Enabling texture linearization