Use TZ_path on Tizen 3.x

Use TZ_path on Tizen 3.x

Use TZ_path on Tizen 3.x .

btzplatform-config has TZ_path variable.

Attach variable table below.

     variable       |     actual path
----------------------------------------
%TZ_SYS_BIN         |    /usr/bin
%TZ_SYS_RUN         |    /var/run
%TZ_SYS_DATA        |    /opt/data
%TZ_SYS_RW_APP      |    /opt/usr/apps
%TZ_SYS_DB          |    /opt/dbspace
%TZ_SYS_SHARE       |    /opt/share
%TZ_SYS_ETC         |    /opt/etc
%TZ_SYS_HOME        |    /home
%TZ_SYS_ROOT        |    /root
%TZ_SYS_RO_APP      |    /usr/apps
%TZ_SYS_RO_ICONS    |    /usr/share/icons
%TZ_SYS_RO_PACKAGES |    /usr/share/pakages
%TZ_SYS_RO_UG       |    /usr/ug

Change-Id: I09ea4314a76a9445e1dd3c91f3fd4bd8c63dc155