Update main.tex

contributions/sd_storm2/main.tex

@@ -24,13 +24,13 @@
 }
 
 \begin{abstract}
-  StoRM is the storage element solution that powers the CNAF Tier-1
+  StoRM is the storage element solution that powers the CNAF Tier 1
   data center as well as more than 30 other sites.  Experience in
   developing, maintaining and operating it at scale suggests that a
   significant refactoring of the codebase is necessary to improve
   StoRM maintainability, reliability, scalability and ease of
   operation in order to meet the data management requirements coming
-  from HL-LHC and other communities served by the CNAF Tier-1 data
+  from HL-LHC and other communities served by the CNAF Tier 1 data
   center.  In this contribution we highlight the initial StoRM 2
   design and development activities.
 \end{abstract}
@@ -64,7 +64,7 @@ The StoRM WebDAV service provides an alternative data management interface
 complementary to the SRM functionality, albeit without supporting tape
 operations yet.
 
-In the past years StoRM has powered the CNAF Tier-1 data center as well as
+In the past years StoRM has powered the CNAF Tier 1 data center as well as
 dozens of other sites and proved to be a reliable SRM implementation. However,
 ten years of experience in developing and operating the service at scale has
 also shown limitations: