Minor corrections of integer types #458

Job	Run time
target-avr-example_led (chapter02_02)	33s
target-bcm2835_raspi_b-example10_09 (chapter10_09)	56s
target-avr-example_led (chapter02_06)	17s
target-msvc-examples (chapter02_03)	38s
target-msvc-examples (chapter02_03a)	44s
target-avr-examples (chapter02_03)	17s
target-msvc-example16_08 (chapter16_08)	2m 53s
target-msvc-examples (chapter03_02)	1m 38s
target-avr-examples (chapter02_03a)	17s
target-msvc-examples (chapter04_04)	40s
target-avr-examples (chapter03_02)	25s
target-msvc-examples (chapter04_04a)	1m 33s
target-avr-examples (chapter04_04)	22s
target-msvc-examples (chapter06_01)	37s
target-avr-examples (chapter04_04a)	20s
target-msvc-examples (chapter06_14)	38s
target-avr-examples (chapter06_01)	30s
target-msvc-examples (chapter09_07)	40s
target-avr-examples (chapter06_14)	16s
target-msvc-examples (chapter09_08)	40s
target-avr-examples (chapter09_07)	17s
target-msvc-examples (chapter09_08a)	1m 29s
target-avr-examples (chapter09_08)	20s
target-msvc-examples (chapter10_08)	41s
target-avr-examples (chapter09_08a)	47s
target-msvc-examples (chapter10_08a)	1m 13s
target-avr-examples (chapter10_08)	18s
target-msvc-examples (chapter10_09)	56s
target-avr-examples (chapter10_08a)	27s
target-msvc-examples (chapter11_07)	43s
target-avr-examples (chapter11_07)	31s
target-msvc-examples (chapter12_04)	39s
target-avr-examples (chapter12_04)	32s
target-msvc-examples (chapter17_03)	45s
target-avr-examples (chapter16_08)	18s
target-msvc-examples (chapter17_03a)	1m 7s
target-avr-examples (chapter17_03)	18s
target-avr-examples (chapter17_03a)	17s
	26m 32s

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