specfile: small refactoring/indetation fixes

To comply with Fedora Packaging guidelines:
  https://fedoraproject.org/wiki/Packaging:Guidelines

tcsh.spec

@@ -1,23 +1,25 @@
-Name: tcsh
-Summary: An enhanced version of csh, the C shell
-Version: 6.19.00
-Release: 14%{?dist}
-License: BSD
-URL: http://www.tcsh.org/
+Name:             tcsh
+Summary:          An enhanced version of csh, the C shell
+Version:          6.19.00
+Release:          14%{?dist}
+License:          BSD
 
-Provides: csh = %{version}
-Provides: /bin/csh
-Provides: /bin/tcsh
-Requires(post): grep
+URL:              http://www.tcsh.org/
+Source:           ftp://ftp.astron.com/pub/tcsh/%{name}-%{version}.tar.gz
+
+Provides:         csh = %{version}
+Provides:         tcsh = %{version}
+Provides:         /bin/csh
+Provides:         /bin/tcsh
+Requires(post):   grep
 Requires(postun): grep
 Requires(postun): coreutils
-BuildRequires: autoconf
-BuildRequires: automake
-BuildRequires: gettext-devel
-BuildRequires: git
-BuildRequires: ncurses-devel
+BuildRequires:    autoconf
+BuildRequires:    automake
+BuildRequires:    gettext-devel
+BuildRequires:    git
+BuildRequires:    ncurses-devel
 
-Source: ftp://ftp.astron.com/pub/tcsh/%{name}-%{version}.tar.gz
 
 # NOTE: 'autosetup' macro (below) uses 'git' for applying the patches:
 #       ->> All the patches should be provided in 'git format-patch' format.
@@ -78,12 +80,11 @@ Patch200: tcsh-6.19.00-tcsh-posix-status.patch
 
 
 %description
-Tcsh is an enhanced but completely compatible version of csh, the C
-shell.  Tcsh is a command language interpreter which can be used both
-as an interactive login shell and as a shell script command processor.
-Tcsh includes a command line editor, programmable word completion,
-spelling correction, a history mechanism, job control and a C language
-like syntax.
+Tcsh is an enhanced but completely compatible version of csh, the C shell. Tcsh
+is a command language interpreter which can be used both as an interactive login
+shell and as a shell script command processor. Tcsh includes a command line
+editor, programmable word completion, spelling correction, a history mechanism,
+job control and a C language like syntax.
 
 
 # Call the 'autosetup' macro to prepare the environment, but do not patch the
@@ -92,9 +93,9 @@ like syntax.
 %autosetup -N -S git
 
 for i in Fixes WishList; do
- iconv -f iso-8859-1 -t utf-8 "$i" > "${i}_" && \
- touch -r "$i" "${i}_" && \
- mv "${i}_" "$i"
+  iconv -f iso-8859-1 -t utf-8 "$i" > "${i}_" && \
+  touch -r "$i" "${i}_" && \
+  mv "${i}_" "$i"
 done
 
 # Also, rename the Copyright so we comply with more generally accepted name: