decl: review

intro: moved warning to end

identifiers: moved warning

literals: rephrase

universal: tip -> note

named-num: rephrase

scope: warning -> note

Author: leogermond

courses/fundamentals_of_ada/020_declarations/01-introduction.rst

@@ -36,14 +36,14 @@ Declarations
     - et cetera
 
 * In a :dfn:`declarative part`
+
 * Example: :ada:`N : Type := Value;`
 
     - ``N`` is usually an :dfn:`identifier`
 
-.. warning:: Declaration **must precede** use
-
 * **Some** implicit declarations
 
     - **Standard** types and operations
     - **Implementation**-defined
 
+.. warning:: Declaration **must precede** use

courses/fundamentals_of_ada/020_declarations/02-identifiers_and_comments.rst

@@ -31,14 +31,14 @@ Identifiers
          A_
          _space_person
 
+.. warning:: Reserved words are **forbidden**
+
 * Character set **Unicode** 4.0
 * Case **not significant**
 
    - `SpacePerson` |equivalent| `SPACEPERSON`
    - ...but **different** from `Space_Person`
 
-.. warning:: Reserved words are **forbidden**
-
 ----------------
 Reserved Words
 ----------------

courses/fundamentals_of_ada/020_declarations/03-literals.rst

@@ -34,7 +34,7 @@ Decimal Numeric Literals
         numeral [.numeral] E [+numeral|-numeral]
       numeral ::= digit {['_'] digit}
 
-.. tip:: Underscore is **not** significant and used for grouping
+.. tip:: Underscore is **not** significant and helpful for grouping
 
 * **E** (exponent) must always be integer
 * Examples

courses/fundamentals_of_ada/020_declarations/05-universal_types.rst

@@ -34,7 +34,7 @@ Numeric Literals Are Universally Typed
 
 * Compiler handles typing
 
-.. tip:: No bugs with precision
+.. note:: No bugs with precision
 
 .. code:: Ada
 

courses/fundamentals_of_ada/020_declarations/06-named_numbers.rst

@@ -52,7 +52,7 @@ Named Number Benefit
 
     - As if **used directly** in the code
 
-.. tip:: They have **perfect** accuracy
+.. tip:: Useful due to their **perfect** accuracy
 
 .. code:: Ada
 

courses/fundamentals_of_ada/020_declarations/07-scope_and_visibility.rst

@@ -62,7 +62,7 @@ Scope and "Lifetime"
 
 * Object in scope |rightarrow| exists
 
-.. warning:: No *scoping* keywords (C's :c:`static`, :c:`auto` etc...)
+.. note:: No *scoping* keywords (C's :c:`static`, :c:`auto` etc...)
 
 .. image:: block_scope_example.jpeg
     :height: 50%