Update RenderBlockFluid.java

Added tessellator calls to render the block's back faces, so that the liquid properly renders when the player is immersed in the fluid.
Merge pull request #1547 from Draco18s/patch-1

Added tessellator calls to render the block's back faces, so that the liquid properly renders when the player is immersed in the fluid.
Added Explosion Start and Detonate events to control explosion. Closes #1469
Fixed bug in ServerConfigurationManager.transferPlayerToDimension where it would send the old dimension's information. Closes #1548
Add "sand" to the OreDictionary Closes #1487
Added CreateSpawnPosition event Closes #1053
Add LivingHealEvent called from EntityLivingBase.heal() Closes #1282
Added PotionBrewEvent.Pre/Post. To allow for modification and cancelation of Brewing. Closes #1248
Add quartz_ore tool init, more mojang special casing -.- Closes #1333 and Closes #1335
Fix invalid argument being passed to Block.isNormalCube from World.updateNeighbors. Closes #1339 and Closes #1346
Changed ToolMaterial's repair material to ItemStack version to allow metadata sensitive versions. Closes #1355
Improved Control of Enchantment.canApplyTogether() in Mod Enchantments, allowing both enchantments to determine if they can apply together. Closes #1434
Expand PlayerWakupEvent to expose the three parameters passed into EntityPlayer.wakeUp. Closes #1486
Make daylight sensor recipe use ore dictionary wooden slabs