kconfig: use bool instead of boolean for type definition attributes

Support for keyword 'boolean' will be dropped later on.

No functional change.

Reference: http://lkml.kernel.org/r/cover.1418003065.git.cj@linux.com
Signed-off-by: Christoph Jaeger <cj@linux.com>
Signed-off-by: Michal Marek <mmarek@suse.cz>

lib/Kconfig

@@ -14,7 +14,7 @@ config BITREVERSE
 	tristate
 
 config RATIONAL
-	boolean
+	bool
 
 config GENERIC_STRNCPY_FROM_USER
 	bool
@@ -39,14 +39,14 @@ config GENERIC_IOMAP
 	select GENERIC_PCI_IOMAP
 
 config GENERIC_IO
-	boolean
+	bool
 	default n
 
 config STMP_DEVICE
 	bool
 
 config PERCPU_RWSEM
-	boolean
+	bool
 
 config ARCH_USE_CMPXCHG_LOCKREF
 	bool
@@ -257,7 +257,7 @@ config DECOMPRESS_LZ4
 # Generic allocator support is selected if needed
 #
 config GENERIC_ALLOCATOR
-	boolean
+	bool
 
 #
 # reed solomon support is select'ed if needed
@@ -266,16 +266,16 @@ config REED_SOLOMON
 	tristate
 	
 config REED_SOLOMON_ENC8
-	boolean
+	bool
 
 config REED_SOLOMON_DEC8
-	boolean
+	bool
 
 config REED_SOLOMON_ENC16
-	boolean
+	bool
 
 config REED_SOLOMON_DEC16
-	boolean
+	bool
 
 #
 # BCH support is selected if needed
@@ -284,7 +284,7 @@ config BCH
 	tristate
 
 config BCH_CONST_PARAMS
-	boolean
+	bool
 	help
 	  Drivers may select this option to force specific constant
 	  values for parameters 'm' (Galois field order) and 't'
@@ -320,7 +320,7 @@ config BCH_CONST_T
 # Textsearch support is select'ed if needed
 #
 config TEXTSEARCH
-	boolean
+	bool
 
 config TEXTSEARCH_KMP
 	tristate
@@ -332,10 +332,10 @@ config TEXTSEARCH_FSM
 	tristate
 
 config BTREE
-	boolean
+	bool
 
 config INTERVAL_TREE
-	boolean
+	bool
 	help
 	  Simple, embeddable, interval-tree. Can find the start of an
 	  overlapping range in log(n) time and then iterate over all
@@ -363,18 +363,18 @@ config ASSOCIATIVE_ARRAY
 	  for more information.
 
 config HAS_IOMEM
-	boolean
+	bool
 	depends on !NO_IOMEM
 	select GENERIC_IO
 	default y
 
 config HAS_IOPORT_MAP
-	boolean
+	bool
 	depends on HAS_IOMEM && !NO_IOPORT_MAP
 	default y
 
 config HAS_DMA
-	boolean
+	bool
 	depends on !NO_DMA
 	default y