Correct some misleading errors in comments

src/main/java/biomesoplenty/common/block/BlockBOPHalfWoodSlab.java

@@ -28,7 +28,7 @@ public abstract class BlockBOPHalfWoodSlab extends BlockSlab implements IBOPBloc
     
     // setup paged variant property
     
-    // STAGE require one bit, so we have 3 bits left for the VARIANT which means we can have eight per instance
+    // HALF requires one bit, so we have 3 bits left for the VARIANT which means we can have eight per instance
     public static final int VARIANTS_PER_PAGE = 8;
     // child classes must implement to define their page number
     abstract public int getPageNum();

src/main/java/biomesoplenty/common/block/BlockBOPLog.java

@@ -24,7 +24,7 @@ public abstract class BlockBOPLog extends BlockLog implements IBOPBlock
     
     // setup paged variant property
     
-    // STAGE require one bit, so we have 3 bits left for the VARIANT which means we can have eight per instance
+    // LOG_AXIS requires two bits, so we have 2 bits left for the VARIANT which means we can have four per instance
     public static final int VARIANTS_PER_PAGE = 4;
     // child classes must implement to define their page number
     abstract public int getPageNum();

src/main/java/biomesoplenty/common/block/BlockBOPPlanks.java

@@ -25,7 +25,7 @@ public abstract class BlockBOPPlanks extends Block implements IBOPBlock
     
     // setup paged variant property
     
-    // STAGE require one bit, so we have 3 bits left for the VARIANT which means we can have eight per instance
+    // All 4 meta bits available for the VARIANT which means we can have sixteen per instance
     public static final int VARIANTS_PER_PAGE = 16;
     // child classes must implement to define their page number
     abstract public int getPageNum();

src/main/java/biomesoplenty/common/block/BlockBOPSapling.java

@@ -34,7 +34,7 @@ public abstract class BlockBOPSapling extends BlockDecoration implements IGrowab
    
     // setup paged variant property
     
-    // STAGE require one bit, so we have 3 bits left for the VARIANT which means we can have eight per instance
+    // STAGE requires one bit, so we have 3 bits left for the VARIANT which means we can have eight per instance
     public static final int VARIANTS_PER_PAGE = 8;
     // child classes must implement to define their page number
     abstract public int getPageNum();