fix trailing whitespaces

Signed-off-by: Andrey Skvortsov <Andrej.Skvortzov@gmail.com>
fix indention

Signed-off-by: Andrey Skvortsov <Andrej.Skvortzov@gmail.com>
fix trailing whitespaces in headers

Signed-off-by: Andrey Skvortsov <Andrej.Skvortzov@gmail.com>
fix indention

Signed-off-by: Andrey Skvortsov <Andrej.Skvortzov@gmail.com>
fix coding style issue: pointers

Signed-off-by: Andrey Skvortsov <Andrej.Skvortzov@gmail.com>
fix coding stype issue with unnecessary and missed spaces

Signed-off-by: Andrey Skvortsov <Andrej.Skvortzov@gmail.com>
fix braces {, } positions

Signed-off-by: Andrey Skvortsov <Andrej.Skvortzov@gmail.com>
fix trailing statement coding style issues

Signed-off-by: Andrey Skvortsov <Andrej.Skvortzov@gmail.com>
fix missed blank line after declarations issue

Signed-off-by: Andrey Skvortsov <Andrej.Skvortzov@gmail.com>
remove unnecessary spaces before new line in quoted strings

Signed-off-by: Andrey Skvortsov <Andrej.Skvortzov@gmail.com>
remove unnecessary line continuations

Signed-off-by: Andrey Skvortsov <Andrej.Skvortzov@gmail.com>
remove C99 comments

Signed-off-by: Andrey Skvortsov <Andrej.Skvortzov@gmail.com>
fix minor codings style issues

Signed-off-by: Andrey Skvortsov <Andrej.Skvortzov@gmail.com>
change typedef data_t to struct data_t

Signed-off-by: Andrey Skvortsov <Andrej.Skvortzov@gmail.com>
compile_data_time.h: fix lines over 80 chars

Signed-off-by: Andrey Skvortsov <Andrej.Skvortzov@gmail.com>
change typedef modbus_params_t to struct modbus_params_t

Signed-off-by: Andrey Skvortsov <Andrej.Skvortzov@gmail.com>
fix warnings about printf format

Signed-off-by: Andrey Skvortsov <Andrej.Skvortzov@gmail.com>
autoconf: cleanup work

- removed unnecessary files from repository. They will be automatically
  generated by running ./autogen.sh
- added CFLAGS to turn on more compilation warnings on gcc compiler

Signed-off-by: Andrey Skvortsov <Andrej.Skvortzov@gmail.com>
necessary NEWS file is automatically created during autogen.sh

Signed-off-by: Andrey Skvortsov <Andrej.Skvortzov@gmail.com>
fix some warnings

Signed-off-by: Andrey Skvortsov <Andrej.Skvortzov@gmail.com>