fix(PSVita): fix compile errors from missing sceNp functions

.gitignore

@@ -2,6 +2,8 @@
 /ORBIS_Release
 /PS3_Debug
 /PS3_Release
+/PSVita_Debug
+/PSVita_Release
 /X360_Debug
 /X360_Release
 /Release
@@ -14,6 +16,8 @@
 /Minecraft.Client/ORBIS_Release
 /Minecraft.Client/PS3_Debug
 /Minecraft.Client/PS3_Release
+/Minecraft.Client/PSVita_Debug
+/Minecraft.Client/PSVita_Release
 /Minecraft.Client/X360_Debug
 /Minecraft.Client/X360_Release
 /Minecraft.Client/Debug
@@ -25,6 +29,8 @@
 /Minecraft.World/ORBIS_Release
 /Minecraft.World/PS3_Debug
 /Minecraft.World/PS3_Release
+/Minecraft.World/PSVita_Debug
+/Minecraft.World/PSVita_Release
 /Minecraft.World/X360_Debug
 /Minecraft.World/X360_Release
 /Minecraft.World/Debug