Improve code layout in usage examples (#41)

* Split lines which are more than 80 chars long.
* Make indentation style consistent (always tabs).

Author: skalee

examples/components_individually.sh

@@ -22,16 +22,37 @@ BUILD_DIR="${TRAVIS_BUILD_DIR}/b"
 # libgpg-error, and enable it (default) for other components.
 # In order to satisfy dependencies, components should be installed
 # in a specific order.
-./install_gpg_component.sh --component-name libgpg-error --component-version latest --sudo \
-  --configure-opts "--disable-doc"
-./install_gpg_component.sh --component-name libgcrypt --component-version latest --sudo \
-  --build-dir "${BUILD_DIR}"
-./install_gpg_component.sh --component-name libassuan --component-version latest --sudo
-./install_gpg_component.sh --component-name libksba --component-version latest --sudo
-./install_gpg_component.sh --component-name npth --component-version latest --sudo
-./install_gpg_component.sh --component-name pinentry --component-version 1.1.0 --sudo
-./install_gpg_component.sh --component-name gnupg --component-version 2.2.10  --sudo \
-  --configure-opts "--enable-gpg-sha256 --disable-gpg-sha512 --enable-doc"
+./install_gpg_component.sh \
+	--component-name libgpg-error \
+	--component-version latest \
+	--configure-opts "--disable-doc" \
+	--sudo
+./install_gpg_component.sh \
+	--component-name libgcrypt \
+	--component-version latest \
+	--build-dir "${BUILD_DIR}" \
+	--sudo
+./install_gpg_component.sh \
+	--component-name libassuan \
+	--component-version latest \
+	--sudo
+./install_gpg_component.sh \
+	--component-name libksba \
+	--component-version latest \
+	--sudo
+./install_gpg_component.sh \
+	--component-name npth \
+	--component-version latest \
+	--sudo
+./install_gpg_component.sh \
+	--component-name pinentry \
+	--component-version 1.1.0 \
+	--sudo
+./install_gpg_component.sh \
+	--component-name gnupg \
+	--component-version 2.2.10 \
+	--configure-opts "--enable-gpg-sha256 --disable-gpg-sha512 --enable-doc" \
+	--sudo
 
 ###############
 #    TESTS    #

examples/configure_options.sh

@@ -14,8 +14,9 @@ set -v # Print executed lines
 # --enable-gpg-sha256 and --disable-gpg-sha512 are relevant to GnuPG component,
 # whereas --disable-doc is relevant for all components.  This is okay, however
 # warnings will be printed.
-./install_gpg_all.sh --suite-version latest --sudo --configure-opts "--disable-doc \
-	--enable-pinentry-curses --enable-gpg-sha256 --disable-gpg-sha512"
+./install_gpg_all.sh --suite-version latest --sudo \
+	--configure-opts "--disable-doc --enable-pinentry-curses \
+	--enable-gpg-sha256 --disable-gpg-sha512"
 
 ###############
 #    TESTS    #

examples/folding_travis.sh

@@ -14,7 +14,8 @@ set -v # Print executed lines
 # Note that `sudo ./install_gpg_all …` is not the same—it would compile as
 # root (not recommended), and won't trigger post-install steps (including
 # ldconfig).
-./install_gpg_all.sh --suite-version latest --sudo --folding-style travis | tee ./output
+./install_gpg_all.sh --suite-version latest --sudo --folding-style travis | \
+	tee ./output
 
 ###############
 #    TESTS    #

examples/gpgme.sh

@@ -13,8 +13,10 @@ set -v # Print executed lines
 # Note that `sudo ./install_gpg_all …` is not the same—it would compile as
 # root (not recommended), and won't trigger post-install steps (including
 # ldconfig).
-./install_gpg_all.sh --suite-version latest --sudo
-./install_gpg_component.sh --component-name gpgme --component-version latest --sudo
+./install_gpg_all.sh \
+	--suite-version latest --sudo
+./install_gpg_component.sh \
+	--component-name gpgme --component-version latest --sudo
 
 ###############
 #    TESTS    #

examples/install_prefix.sh

@@ -33,7 +33,8 @@ export PATH="${EXEC_PREFIX}/bin:${PATH}"
 
 mkdir -p ${GPG_PREFIX} ${EXEC_PREFIX} ${MAN_DIR}
 
-./install_gpg_all.sh --suite-version latest --sudo --configure-opts "${GPG_CONFIGURE_OPTS}"
+./install_gpg_all.sh --suite-version latest --sudo \
+	--configure-opts "${GPG_CONFIGURE_OPTS}"
 
 ###############
 #    TESTS    #

examples/no_sudo.sh

@@ -29,7 +29,8 @@ export PATH="${GPG_PREFIX}/bin:${PATH}"
 
 mkdir -p ${GPG_PREFIX}
 
-./install_gpg_all.sh --suite-version latest --no-sudo --configure-opts "${GPG_CONFIGURE_OPTS}"
+./install_gpg_all.sh --suite-version latest --no-sudo \
+	--configure-opts "${GPG_CONFIGURE_OPTS}"
 
 ###############
 #    TESTS    #